[INFO] fetching crate loopdev 0.2.1... [INFO] testing loopdev-0.2.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] extracting crate loopdev 0.2.1 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate loopdev 0.2.1 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate loopdev 0.2.1 [INFO] finished tweaking crates.io crate loopdev 0.2.1 [INFO] tweaked toml for crates.io crate loopdev 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c4d9a7e6d239cf825ad0763be6e7180b157adadc8ed0932ef34ad0e850302bf0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c4d9a7e6d239cf825ad0763be6e7180b157adadc8ed0932ef34ad0e850302bf0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c4d9a7e6d239cf825ad0763be6e7180b157adadc8ed0932ef34ad0e850302bf0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4d9a7e6d239cf825ad0763be6e7180b157adadc8ed0932ef34ad0e850302bf0", kill_on_drop: false }` [INFO] [stdout] c4d9a7e6d239cf825ad0763be6e7180b157adadc8ed0932ef34ad0e850302bf0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2c610e651702e9055e6264b1532374a7e0cde2da101a2057a468274d9b57e215 [INFO] running `Command { std: "docker" "start" "-a" "2c610e651702e9055e6264b1532374a7e0cde2da101a2057a468274d9b57e215", kill_on_drop: false }` [INFO] [stderr] Compiling errno v0.2.6 [INFO] [stderr] Compiling loopdev v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/lib.rs:56:23 [INFO] [stdout] | [INFO] [stdout] 56 | dev_file: try!(OpenOptions::new().read(true).write(true).open(LOOP_CONTROL)), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/lib.rs:78:16 [INFO] [stdout] | [INFO] [stdout] 78 | Ok(try!( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/lib.rs:101:17 [INFO] [stdout] | [INFO] [stdout] 101 | let f = try!(OpenOptions::new().read(true).write(true).open(dev)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/lib.rs:165:18 [INFO] [stdout] | [INFO] [stdout] 165 | let bf = try!(OpenOptions::new().read(true).write(true).open(backing_file)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/lib.rs:190:17 [INFO] [stdout] | [INFO] [stdout] 190 | try!(self.detach()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stdout] --> src/lib.rs:27:26 [INFO] [stdout] | [INFO] [stdout] 27 | use libc::{c_int, ioctl, uint8_t, uint32_t, uint64_t}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stdout] --> src/lib.rs:27:35 [INFO] [stdout] | [INFO] [stdout] 27 | use libc::{c_int, ioctl, uint8_t, uint32_t, uint64_t}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:27:45 [INFO] [stdout] | [INFO] [stdout] 27 | use libc::{c_int, ioctl, uint8_t, uint32_t, uint64_t}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:252:20 [INFO] [stdout] | [INFO] [stdout] 252 | pub lo_device: uint64_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:253:19 [INFO] [stdout] | [INFO] [stdout] 253 | pub lo_inode: uint64_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:254:21 [INFO] [stdout] | [INFO] [stdout] 254 | pub lo_rdevice: uint64_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:255:20 [INFO] [stdout] | [INFO] [stdout] 255 | pub lo_offset: uint64_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:256:23 [INFO] [stdout] | [INFO] [stdout] 256 | pub lo_sizelimit: uint64_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stdout] --> src/lib.rs:257:20 [INFO] [stdout] | [INFO] [stdout] 257 | pub lo_number: uint32_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stdout] --> src/lib.rs:258:26 [INFO] [stdout] | [INFO] [stdout] 258 | pub lo_encrypt_type: uint32_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stdout] --> src/lib.rs:259:30 [INFO] [stdout] | [INFO] [stdout] 259 | pub lo_encrypt_key_size: uint32_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stdout] --> src/lib.rs:260:19 [INFO] [stdout] | [INFO] [stdout] 260 | pub lo_flags: uint32_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stdout] --> src/lib.rs:261:24 [INFO] [stdout] | [INFO] [stdout] 261 | pub lo_file_name: [uint8_t; 64], [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stdout] --> src/lib.rs:262:25 [INFO] [stdout] | [INFO] [stdout] 262 | pub lo_crypt_name: [uint8_t; 64], [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stdout] --> src/lib.rs:263:26 [INFO] [stdout] | [INFO] [stdout] 263 | pub lo_encrypt_key: [uint8_t; 32], [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:264:19 [INFO] [stdout] | [INFO] [stdout] 264 | pub lo_init: [uint64_t; 2], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.68s [INFO] running `Command { std: "docker" "inspect" "2c610e651702e9055e6264b1532374a7e0cde2da101a2057a468274d9b57e215", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c610e651702e9055e6264b1532374a7e0cde2da101a2057a468274d9b57e215", kill_on_drop: false }` [INFO] [stdout] 2c610e651702e9055e6264b1532374a7e0cde2da101a2057a468274d9b57e215 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa249c96b13f95aa9c994edc57176c030d5398aa91027407bfce59f05fff3d24 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "fa249c96b13f95aa9c994edc57176c030d5398aa91027407bfce59f05fff3d24", kill_on_drop: false }` [INFO] [stderr] Compiling loopdev v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/lib.rs:56:23 [INFO] [stdout] | [INFO] [stdout] 56 | dev_file: try!(OpenOptions::new().read(true).write(true).open(LOOP_CONTROL)), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/lib.rs:78:16 [INFO] [stdout] | [INFO] [stdout] 78 | Ok(try!( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/lib.rs:101:17 [INFO] [stdout] | [INFO] [stdout] 101 | let f = try!(OpenOptions::new().read(true).write(true).open(dev)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/lib.rs:165:18 [INFO] [stdout] | [INFO] [stdout] 165 | let bf = try!(OpenOptions::new().read(true).write(true).open(backing_file)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/lib.rs:190:17 [INFO] [stdout] | [INFO] [stdout] 190 | try!(self.detach()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stdout] --> src/lib.rs:27:26 [INFO] [stdout] | [INFO] [stdout] 27 | use libc::{c_int, ioctl, uint8_t, uint32_t, uint64_t}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stdout] --> src/lib.rs:27:35 [INFO] [stdout] | [INFO] [stdout] 27 | use libc::{c_int, ioctl, uint8_t, uint32_t, uint64_t}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:27:45 [INFO] [stdout] | [INFO] [stdout] 27 | use libc::{c_int, ioctl, uint8_t, uint32_t, uint64_t}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:252:20 [INFO] [stdout] | [INFO] [stdout] 252 | pub lo_device: uint64_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:253:19 [INFO] [stdout] | [INFO] [stdout] 253 | pub lo_inode: uint64_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:254:21 [INFO] [stdout] | [INFO] [stdout] 254 | pub lo_rdevice: uint64_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:255:20 [INFO] [stdout] | [INFO] [stdout] 255 | pub lo_offset: uint64_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:256:23 [INFO] [stdout] | [INFO] [stdout] 256 | pub lo_sizelimit: uint64_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stdout] --> src/lib.rs:257:20 [INFO] [stdout] | [INFO] [stdout] 257 | pub lo_number: uint32_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stdout] --> src/lib.rs:258:26 [INFO] [stdout] | [INFO] [stdout] 258 | pub lo_encrypt_type: uint32_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stdout] --> src/lib.rs:259:30 [INFO] [stdout] | [INFO] [stdout] 259 | pub lo_encrypt_key_size: uint32_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stdout] --> src/lib.rs:260:19 [INFO] [stdout] | [INFO] [stdout] 260 | pub lo_flags: uint32_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stdout] --> src/lib.rs:261:24 [INFO] [stdout] | [INFO] [stdout] 261 | pub lo_file_name: [uint8_t; 64], [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stdout] --> src/lib.rs:262:25 [INFO] [stdout] | [INFO] [stdout] 262 | pub lo_crypt_name: [uint8_t; 64], [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stdout] --> src/lib.rs:263:26 [INFO] [stdout] | [INFO] [stdout] 263 | pub lo_encrypt_key: [uint8_t; 32], [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:264:19 [INFO] [stdout] | [INFO] [stdout] 264 | pub lo_init: [uint64_t; 2], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/lib.rs:56:23 [INFO] [stdout] | [INFO] [stdout] 56 | dev_file: try!(OpenOptions::new().read(true).write(true).open(LOOP_CONTROL)), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/lib.rs:78:16 [INFO] [stdout] | [INFO] [stdout] 78 | Ok(try!( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/lib.rs:101:17 [INFO] [stdout] | [INFO] [stdout] 101 | let f = try!(OpenOptions::new().read(true).write(true).open(dev)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/lib.rs:165:18 [INFO] [stdout] | [INFO] [stdout] 165 | let bf = try!(OpenOptions::new().read(true).write(true).open(backing_file)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/lib.rs:190:17 [INFO] [stdout] | [INFO] [stdout] 190 | try!(self.detach()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stdout] --> src/lib.rs:27:26 [INFO] [stdout] | [INFO] [stdout] 27 | use libc::{c_int, ioctl, uint8_t, uint32_t, uint64_t}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stdout] --> src/lib.rs:27:35 [INFO] [stdout] | [INFO] [stdout] 27 | use libc::{c_int, ioctl, uint8_t, uint32_t, uint64_t}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:27:45 [INFO] [stdout] | [INFO] [stdout] 27 | use libc::{c_int, ioctl, uint8_t, uint32_t, uint64_t}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:252:20 [INFO] [stdout] | [INFO] [stdout] 252 | pub lo_device: uint64_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:253:19 [INFO] [stdout] | [INFO] [stdout] 253 | pub lo_inode: uint64_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:254:21 [INFO] [stdout] | [INFO] [stdout] 254 | pub lo_rdevice: uint64_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:255:20 [INFO] [stdout] | [INFO] [stdout] 255 | pub lo_offset: uint64_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:256:23 [INFO] [stdout] | [INFO] [stdout] 256 | pub lo_sizelimit: uint64_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stdout] --> src/lib.rs:257:20 [INFO] [stdout] | [INFO] [stdout] 257 | pub lo_number: uint32_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stdout] --> src/lib.rs:258:26 [INFO] [stdout] | [INFO] [stdout] 258 | pub lo_encrypt_type: uint32_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stdout] --> src/lib.rs:259:30 [INFO] [stdout] | [INFO] [stdout] 259 | pub lo_encrypt_key_size: uint32_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stdout] --> src/lib.rs:260:19 [INFO] [stdout] | [INFO] [stdout] 260 | pub lo_flags: uint32_t, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stdout] --> src/lib.rs:261:24 [INFO] [stdout] | [INFO] [stdout] 261 | pub lo_file_name: [uint8_t; 64], [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stdout] --> src/lib.rs:262:25 [INFO] [stdout] | [INFO] [stdout] 262 | pub lo_crypt_name: [uint8_t; 64], [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stdout] --> src/lib.rs:263:26 [INFO] [stdout] | [INFO] [stdout] 263 | pub lo_encrypt_key: [uint8_t; 32], [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stdout] --> src/lib.rs:264:19 [INFO] [stdout] | [INFO] [stdout] 264 | pub lo_init: [uint64_t; 2], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.53s [INFO] running `Command { std: "docker" "inspect" "fa249c96b13f95aa9c994edc57176c030d5398aa91027407bfce59f05fff3d24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa249c96b13f95aa9c994edc57176c030d5398aa91027407bfce59f05fff3d24", kill_on_drop: false }` [INFO] [stdout] fa249c96b13f95aa9c994edc57176c030d5398aa91027407bfce59f05fff3d24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] da1250fdc698b9ce4b392530626d80f943c2bd270e6ecb4707bce00a70df7788 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "da1250fdc698b9ce4b392530626d80f943c2bd270e6ecb4707bce00a70df7788", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:56:23 [INFO] [stderr] | [INFO] [stderr] 56 | dev_file: try!(OpenOptions::new().read(true).write(true).open(LOOP_CONTROL)), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:78:16 [INFO] [stderr] | [INFO] [stderr] 78 | Ok(try!( [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:101:17 [INFO] [stderr] | [INFO] [stderr] 101 | let f = try!(OpenOptions::new().read(true).write(true).open(dev)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:165:18 [INFO] [stderr] | [INFO] [stderr] 165 | let bf = try!(OpenOptions::new().read(true).write(true).open(backing_file)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:190:17 [INFO] [stderr] | [INFO] [stderr] 190 | try!(self.detach()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stderr] --> src/lib.rs:27:26 [INFO] [stderr] | [INFO] [stderr] 27 | use libc::{c_int, ioctl, uint8_t, uint32_t, uint64_t}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stderr] --> src/lib.rs:27:35 [INFO] [stderr] | [INFO] [stderr] 27 | use libc::{c_int, ioctl, uint8_t, uint32_t, uint64_t}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stderr] --> src/lib.rs:27:45 [INFO] [stderr] | [INFO] [stderr] 27 | use libc::{c_int, ioctl, uint8_t, uint32_t, uint64_t}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stderr] --> src/lib.rs:252:20 [INFO] [stderr] | [INFO] [stderr] 252 | pub lo_device: uint64_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stderr] --> src/lib.rs:253:19 [INFO] [stderr] | [INFO] [stderr] 253 | pub lo_inode: uint64_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stderr] --> src/lib.rs:254:21 [INFO] [stderr] | [INFO] [stderr] 254 | pub lo_rdevice: uint64_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stderr] --> src/lib.rs:255:20 [INFO] [stderr] | [INFO] [stderr] 255 | pub lo_offset: uint64_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stderr] --> src/lib.rs:256:23 [INFO] [stderr] | [INFO] [stderr] 256 | pub lo_sizelimit: uint64_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stderr] --> src/lib.rs:257:20 [INFO] [stderr] | [INFO] [stderr] 257 | pub lo_number: uint32_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stderr] --> src/lib.rs:258:26 [INFO] [stderr] | [INFO] [stderr] 258 | pub lo_encrypt_type: uint32_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stderr] --> src/lib.rs:259:30 [INFO] [stderr] | [INFO] [stderr] 259 | pub lo_encrypt_key_size: uint32_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stderr] --> src/lib.rs:260:19 [INFO] [stderr] | [INFO] [stderr] 260 | pub lo_flags: uint32_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stderr] --> src/lib.rs:261:24 [INFO] [stderr] | [INFO] [stderr] 261 | pub lo_file_name: [uint8_t; 64], [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stderr] --> src/lib.rs:262:25 [INFO] [stderr] | [INFO] [stderr] 262 | pub lo_crypt_name: [uint8_t; 64], [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stderr] --> src/lib.rs:263:26 [INFO] [stderr] | [INFO] [stderr] 263 | pub lo_encrypt_key: [uint8_t; 32], [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stderr] --> src/lib.rs:264:19 [INFO] [stderr] | [INFO] [stderr] 264 | pub lo_init: [uint64_t; 2], [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 21 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:56:23 [INFO] [stderr] | [INFO] [stderr] 56 | dev_file: try!(OpenOptions::new().read(true).write(true).open(LOOP_CONTROL)), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:78:16 [INFO] [stderr] | [INFO] [stderr] 78 | Ok(try!( [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:101:17 [INFO] [stderr] | [INFO] [stderr] 101 | let f = try!(OpenOptions::new().read(true).write(true).open(dev)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:165:18 [INFO] [stderr] | [INFO] [stderr] 165 | let bf = try!(OpenOptions::new().read(true).write(true).open(backing_file)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:190:17 [INFO] [stderr] | [INFO] [stderr] 190 | try!(self.detach()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stderr] --> src/lib.rs:27:26 [INFO] [stderr] | [INFO] [stderr] 27 | use libc::{c_int, ioctl, uint8_t, uint32_t, uint64_t}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stderr] --> src/lib.rs:27:35 [INFO] [stderr] | [INFO] [stderr] 27 | use libc::{c_int, ioctl, uint8_t, uint32_t, uint64_t}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stderr] --> src/lib.rs:27:45 [INFO] [stderr] | [INFO] [stderr] 27 | use libc::{c_int, ioctl, uint8_t, uint32_t, uint64_t}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stderr] --> src/lib.rs:252:20 [INFO] [stderr] | [INFO] [stderr] 252 | pub lo_device: uint64_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stderr] --> src/lib.rs:253:19 [INFO] [stderr] | [INFO] [stderr] 253 | pub lo_inode: uint64_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stderr] --> src/lib.rs:254:21 [INFO] [stderr] | [INFO] [stderr] 254 | pub lo_rdevice: uint64_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stderr] --> src/lib.rs:255:20 [INFO] [stderr] | [INFO] [stderr] 255 | pub lo_offset: uint64_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stderr] --> src/lib.rs:256:23 [INFO] [stderr] | [INFO] [stderr] 256 | pub lo_sizelimit: uint64_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stderr] --> src/lib.rs:257:20 [INFO] [stderr] | [INFO] [stderr] 257 | pub lo_number: uint32_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stderr] --> src/lib.rs:258:26 [INFO] [stderr] | [INFO] [stderr] 258 | pub lo_encrypt_type: uint32_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stderr] --> src/lib.rs:259:30 [INFO] [stderr] | [INFO] [stderr] 259 | pub lo_encrypt_key_size: uint32_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint32_t': Use u32 instead. [INFO] [stderr] --> src/lib.rs:260:19 [INFO] [stderr] | [INFO] [stderr] 260 | pub lo_flags: uint32_t, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stderr] --> src/lib.rs:261:24 [INFO] [stderr] | [INFO] [stderr] 261 | pub lo_file_name: [uint8_t; 64], [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stderr] --> src/lib.rs:262:25 [INFO] [stderr] | [INFO] [stderr] 262 | pub lo_crypt_name: [uint8_t; 64], [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead. [INFO] [stderr] --> src/lib.rs:263:26 [INFO] [stderr] | [INFO] [stderr] 263 | pub lo_encrypt_key: [uint8_t; 32], [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead. [INFO] [stderr] --> src/lib.rs:264:19 [INFO] [stderr] | [INFO] [stderr] 264 | pub lo_init: [uint64_t; 2], [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 21 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/loopdev-f9ce4fb59cbc7dc6 [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests loopdev [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test src/lib.rs - LoopDevice::detach (line 214) ... FAILED [INFO] [stdout] test src/lib.rs - LoopControl::next_free (line 64) ... FAILED [INFO] [stdout] test src/lib.rs - LoopDevice::attach_file (line 117) ... FAILED [INFO] [stdout] test src/lib.rs - LoopDevice::attach_with_offset (line 133) ... FAILED [INFO] [stdout] test src/lib.rs - LoopDevice::attach_with_sizelimit (line 153) ... FAILED [INFO] [stdout] test src/lib.rs - (line 7) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - LoopDevice::detach (line 214) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/lib.rs:5:41 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55b5426ae905 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55b5426ae905 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55b5426ae905 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55b5426ae905 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55b5426cba5c - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55b5426acfd2 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stdout] at src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x55b5426b0cc0 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55b5426b0cc0 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55b5426b0cc0 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55b5426b0a0c - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:217 [INFO] [stdout] 10: 0x55b5426b1303 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 11: 0x55b5426b0efb - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 12: 0x55b5426cae61 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 13: 0x55b5426cac83 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stdout] at src/libcore/option.rs:1269 [INFO] [stdout] 14: 0x55b5426a83cb - core::result::Result::unwrap::h0fd0906bcc7c8027 [INFO] [stdout] 15: 0x55b5426a8a8f - rust_out::main::h405f65324f7b53be [INFO] [stdout] 16: 0x55b5426a8293 - std::rt::lang_start::{{closure}}::h4b28e45528b64eb3 [INFO] [stdout] 17: 0x55b5426b16d3 - std::rt::lang_start_internal::{{closure}}::h155f3093add35bce [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x55b5426b16d3 - std::panicking::try::do_call::h45f1f66ee6b987d6 [INFO] [stdout] at src/libstd/panicking.rs:348 [INFO] [stdout] 19: 0x55b5426b16d3 - std::panicking::try::h0924dfb942cef7e3 [INFO] [stdout] at src/libstd/panicking.rs:325 [INFO] [stdout] 20: 0x55b5426b16d3 - std::panic::catch_unwind::h883180846c5b53fa [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x55b5426b16d3 - std::rt::lang_start_internal::he9284d43a52786c5 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x55b5426a8278 - std::rt::lang_start::hb412ec904ea47782 [INFO] [stdout] 23: 0x55b5426a8b3b - main [INFO] [stdout] 24: 0x7fc162a100b3 - __libc_start_main [INFO] [stdout] 25: 0x55b5426a817e - _start [INFO] [stdout] 26: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - LoopControl::next_free (line 64) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/lib.rs:5:30 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x56129fc1c725 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x56129fc1c725 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x56129fc1c725 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x56129fc1c725 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x56129fc3a1ac - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x56129fc1a952 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stdout] at src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x56129fc1eb60 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x56129fc1eb60 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x56129fc1eb60 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x56129fc1e8ac - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:217 [INFO] [stdout] 10: 0x56129fc1f1a3 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 11: 0x56129fc1ed9b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 12: 0x56129fc395b1 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 13: 0x56129fc393d3 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stdout] at src/libcore/option.rs:1269 [INFO] [stdout] 14: 0x56129fc0f5ab - core::result::Result::unwrap::h970f8f3d99792073 [INFO] [stdout] 15: 0x56129fc0f697 - rust_out::main::h405f65324f7b53be [INFO] [stdout] 16: 0x56129fc0f293 - std::rt::lang_start::{{closure}}::h4b28e45528b64eb3 [INFO] [stdout] 17: 0x56129fc1f573 - std::rt::lang_start_internal::{{closure}}::h155f3093add35bce [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x56129fc1f573 - std::panicking::try::do_call::h45f1f66ee6b987d6 [INFO] [stdout] at src/libstd/panicking.rs:348 [INFO] [stdout] 19: 0x56129fc1f573 - std::panicking::try::h0924dfb942cef7e3 [INFO] [stdout] at src/libstd/panicking.rs:325 [INFO] [stdout] 20: 0x56129fc1f573 - std::panic::catch_unwind::h883180846c5b53fa [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x56129fc1f573 - std::rt::lang_start_internal::he9284d43a52786c5 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x56129fc0f278 - std::rt::lang_start::hb412ec904ea47782 [INFO] [stdout] 23: 0x56129fc0f89b - main [INFO] [stdout] 24: 0x7fecf9aef0b3 - __libc_start_main [INFO] [stdout] 25: 0x56129fc0f17e - _start [INFO] [stdout] 26: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - LoopDevice::attach_file (line 117) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/lib.rs:5:41 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55b6e624b905 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55b6e624b905 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55b6e624b905 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55b6e624b905 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55b6e6268a5c - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55b6e6249fd2 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stdout] at src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x55b6e624dcc0 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55b6e624dcc0 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55b6e624dcc0 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55b6e624da0c - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:217 [INFO] [stdout] 10: 0x55b6e624e303 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 11: 0x55b6e624defb - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 12: 0x55b6e6267e61 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 13: 0x55b6e6267c83 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stdout] at src/libcore/option.rs:1269 [INFO] [stdout] 14: 0x55b6e62453cb - core::result::Result::unwrap::h0fd0906bcc7c8027 [INFO] [stdout] 15: 0x55b6e6245a8f - rust_out::main::h405f65324f7b53be [INFO] [stdout] 16: 0x55b6e6245293 - std::rt::lang_start::{{closure}}::h4b28e45528b64eb3 [INFO] [stdout] 17: 0x55b6e624e6d3 - std::rt::lang_start_internal::{{closure}}::h155f3093add35bce [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x55b6e624e6d3 - std::panicking::try::do_call::h45f1f66ee6b987d6 [INFO] [stdout] at src/libstd/panicking.rs:348 [INFO] [stdout] 19: 0x55b6e624e6d3 - std::panicking::try::h0924dfb942cef7e3 [INFO] [stdout] at src/libstd/panicking.rs:325 [INFO] [stdout] 20: 0x55b6e624e6d3 - std::panic::catch_unwind::h883180846c5b53fa [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x55b6e624e6d3 - std::rt::lang_start_internal::he9284d43a52786c5 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x55b6e6245278 - std::rt::lang_start::hb412ec904ea47782 [INFO] [stdout] 23: 0x55b6e6245b3b - main [INFO] [stdout] 24: 0x7fa7f62420b3 - __libc_start_main [INFO] [stdout] 25: 0x55b6e624517e - _start [INFO] [stdout] 26: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - LoopDevice::attach_with_offset (line 133) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/lib.rs:5:41 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55566ba8f905 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55566ba8f905 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55566ba8f905 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55566ba8f905 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55566baaca5c - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55566ba8dfd2 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stdout] at src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x55566ba91cc0 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55566ba91cc0 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55566ba91cc0 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55566ba91a0c - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:217 [INFO] [stdout] 10: 0x55566ba92303 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 11: 0x55566ba91efb - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 12: 0x55566baabe61 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 13: 0x55566baabc83 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stdout] at src/libcore/option.rs:1269 [INFO] [stdout] 14: 0x55566ba893cb - core::result::Result::unwrap::h0fd0906bcc7c8027 [INFO] [stdout] 15: 0x55566ba89a8f - rust_out::main::h405f65324f7b53be [INFO] [stdout] 16: 0x55566ba89293 - std::rt::lang_start::{{closure}}::h4b28e45528b64eb3 [INFO] [stdout] 17: 0x55566ba926d3 - std::rt::lang_start_internal::{{closure}}::h155f3093add35bce [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x55566ba926d3 - std::panicking::try::do_call::h45f1f66ee6b987d6 [INFO] [stdout] at src/libstd/panicking.rs:348 [INFO] [stdout] 19: 0x55566ba926d3 - std::panicking::try::h0924dfb942cef7e3 [INFO] [stdout] at src/libstd/panicking.rs:325 [INFO] [stdout] 20: 0x55566ba926d3 - std::panic::catch_unwind::h883180846c5b53fa [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x55566ba926d3 - std::rt::lang_start_internal::he9284d43a52786c5 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x55566ba89278 - std::rt::lang_start::hb412ec904ea47782 [INFO] [stdout] 23: 0x55566ba89b3b - main [INFO] [stdout] 24: 0x7ff4e9e4d0b3 - __libc_start_main [INFO] [stdout] 25: 0x55566ba8917e - _start [INFO] [stdout] 26: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - LoopDevice::attach_with_sizelimit (line 153) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/lib.rs:5:41 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55f315e8e8e5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55f315e8e8e5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55f315e8e8e5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55f315e8e8e5 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55f315eaba3c - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55f315e8cfb2 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stdout] at src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x55f315e90ca0 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55f315e90ca0 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55f315e90ca0 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55f315e909ec - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:217 [INFO] [stdout] 10: 0x55f315e912e3 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 11: 0x55f315e90edb - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 12: 0x55f315eaae41 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 13: 0x55f315eaac63 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stdout] at src/libcore/option.rs:1269 [INFO] [stdout] 14: 0x55f315e883cb - core::result::Result::unwrap::h0fd0906bcc7c8027 [INFO] [stdout] 15: 0x55f315e88a6f - rust_out::main::h405f65324f7b53be [INFO] [stdout] 16: 0x55f315e88293 - std::rt::lang_start::{{closure}}::h4b28e45528b64eb3 [INFO] [stdout] 17: 0x55f315e916b3 - std::rt::lang_start_internal::{{closure}}::h155f3093add35bce [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x55f315e916b3 - std::panicking::try::do_call::h45f1f66ee6b987d6 [INFO] [stdout] at src/libstd/panicking.rs:348 [INFO] [stdout] 19: 0x55f315e916b3 - std::panicking::try::h0924dfb942cef7e3 [INFO] [stdout] at src/libstd/panicking.rs:325 [INFO] [stdout] 20: 0x55f315e916b3 - std::panic::catch_unwind::h883180846c5b53fa [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x55f315e916b3 - std::rt::lang_start_internal::he9284d43a52786c5 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x55f315e88278 - std::rt::lang_start::hb412ec904ea47782 [INFO] [stdout] 23: 0x55f315e88b1b - main [INFO] [stdout] 24: 0x7f5857a760b3 - __libc_start_main [INFO] [stdout] 25: 0x55f315e8817e - _start [INFO] [stdout] 26: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 7) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/lib.rs:5:30 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a85fb43e35 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55a85fb43e35 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a85fb43e35 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55a85fb43e35 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55a85fb618bc - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55a85fb42062 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stdout] at src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x55a85fb46270 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55a85fb46270 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55a85fb46270 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55a85fb45fbc - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:217 [INFO] [stdout] 10: 0x55a85fb468b3 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 11: 0x55a85fb464ab - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 12: 0x55a85fb60cc1 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 13: 0x55a85fb60ae3 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stdout] at src/libcore/option.rs:1269 [INFO] [stdout] 14: 0x55a85fb3663b - core::result::Result::unwrap::h970f8f3d99792073 [INFO] [stdout] 15: 0x55a85fb36b17 - rust_out::main::h405f65324f7b53be [INFO] [stdout] 16: 0x55a85fb36293 - std::rt::lang_start::{{closure}}::h4b28e45528b64eb3 [INFO] [stdout] 17: 0x55a85fb46c83 - std::rt::lang_start_internal::{{closure}}::h155f3093add35bce [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x55a85fb46c83 - std::panicking::try::do_call::h45f1f66ee6b987d6 [INFO] [stdout] at src/libstd/panicking.rs:348 [INFO] [stdout] 19: 0x55a85fb46c83 - std::panicking::try::h0924dfb942cef7e3 [INFO] [stdout] at src/libstd/panicking.rs:325 [INFO] [stdout] 20: 0x55a85fb46c83 - std::panic::catch_unwind::h883180846c5b53fa [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x55a85fb46c83 - std::rt::lang_start_internal::he9284d43a52786c5 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x55a85fb36278 - std::rt::lang_start::hb412ec904ea47782 [INFO] [stdout] 23: 0x55a85fb36d8b - main [INFO] [stdout] 24: 0x7f27724410b3 - __libc_start_main [INFO] [stdout] 25: 0x55a85fb3617e - _start [INFO] [stdout] 26: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 7) [INFO] [stdout] src/lib.rs - LoopControl::next_free (line 64) [INFO] [stdout] src/lib.rs - LoopDevice::attach_file (line 117) [INFO] [stdout] src/lib.rs - LoopDevice::attach_with_offset (line 133) [INFO] [stdout] src/lib.rs - LoopDevice::attach_with_sizelimit (line 153) [INFO] [stdout] src/lib.rs - LoopDevice::detach (line 214) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "da1250fdc698b9ce4b392530626d80f943c2bd270e6ecb4707bce00a70df7788", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da1250fdc698b9ce4b392530626d80f943c2bd270e6ecb4707bce00a70df7788", kill_on_drop: false }` [INFO] [stdout] da1250fdc698b9ce4b392530626d80f943c2bd270e6ecb4707bce00a70df7788