[INFO] updating cached repository https://github.com/rillomas/rust_multithread [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7baf14955f4a59a65f55d82a4bacd568c24ecc8c [INFO] testing rillomas/rust_multithread against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frillomas%2Frust_multithread" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rillomas/rust_multithread on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rillomas/rust_multithread [INFO] finished tweaking git repo https://github.com/rillomas/rust_multithread [INFO] tweaked toml for git repo https://github.com/rillomas/rust_multithread written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/rillomas/rust_multithread already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] error: the lock file /workspace/builds/worker-12/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 39bd25888dbd193eefed97dd677ce4fe31569f649b16832165a30769c0c3faee [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" "39bd25888dbd193eefed97dd677ce4fe31569f649b16832165a30769c0c3faee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "39bd25888dbd193eefed97dd677ce4fe31569f649b16832165a30769c0c3faee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39bd25888dbd193eefed97dd677ce4fe31569f649b16832165a30769c0c3faee", kill_on_drop: false }` [INFO] [stdout] 39bd25888dbd193eefed97dd677ce4fe31569f649b16832165a30769c0c3faee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6835634fcb4607ceb5e73b663906d302ba07d481c2bb5e70ce3066ebe7129aac [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" "6835634fcb4607ceb5e73b663906d302ba07d481c2bb5e70ce3066ebe7129aac", kill_on_drop: false }` [INFO] [stderr] Compiling byteorder v0.3.13 [INFO] [stderr] Compiling bincode v0.3.0 [INFO] [stderr] Compiling rust_multithread v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:40:11 [INFO] [stdout] | [INFO] [stdout] 40 | let f = try!(File::create(path)); [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/image/mod.rs:51:3 [INFO] [stdout] | [INFO] [stdout] 51 | try!(bw.write_all(sl)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:57:11 [INFO] [stdout] | [INFO] [stdout] 57 | let f = try!(File::create(path)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:60:3 [INFO] [stdout] | [INFO] [stdout] 60 | try!(write!(bw,"P2\n")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:62:3 [INFO] [stdout] | [INFO] [stdout] 62 | try!(write!(bw, "{} {}\n", self.header.width, self.header.height)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:64:3 [INFO] [stdout] | [INFO] [stdout] 64 | try!(write!(bw, "{}\n", 65535)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:67:4 [INFO] [stdout] | [INFO] [stdout] 67 | try!(write!(bw, "{} ", d)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:73:15 [INFO] [stdout] | [INFO] [stdout] 73 | let bytes = try!(bincode::encode(self, bincode::SizeLimit::Infinite)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:74:18 [INFO] [stdout] | [INFO] [stdout] 74 | let mut file = try!(File::create(path)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:75:3 [INFO] [stdout] | [INFO] [stdout] 75 | try!(file.write_all(&bytes)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/image/mod.rs:72:57 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn serialize(&self, path: &str) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `write_to_file` [INFO] [stdout] --> src/image/mod.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn write_to_file(&self, path: &str) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `serialize` [INFO] [stdout] --> src/image/mod.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn serialize(&self, path: &str) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.09s [INFO] running `Command { std: "docker" "inspect" "6835634fcb4607ceb5e73b663906d302ba07d481c2bb5e70ce3066ebe7129aac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6835634fcb4607ceb5e73b663906d302ba07d481c2bb5e70ce3066ebe7129aac", kill_on_drop: false }` [INFO] [stdout] 6835634fcb4607ceb5e73b663906d302ba07d481c2bb5e70ce3066ebe7129aac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 171907528ea4efdf280db01319ba7b7ad4211f805d7c45b8a7972f8a5bb04a10 [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" "171907528ea4efdf280db01319ba7b7ad4211f805d7c45b8a7972f8a5bb04a10", kill_on_drop: false }` [INFO] [stderr] Compiling rust_multithread v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:40:11 [INFO] [stdout] | [INFO] [stdout] 40 | let f = try!(File::create(path)); [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/image/mod.rs:51:3 [INFO] [stdout] | [INFO] [stdout] 51 | try!(bw.write_all(sl)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:57:11 [INFO] [stdout] | [INFO] [stdout] 57 | let f = try!(File::create(path)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:60:3 [INFO] [stdout] | [INFO] [stdout] 60 | try!(write!(bw,"P2\n")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:62:3 [INFO] [stdout] | [INFO] [stdout] 62 | try!(write!(bw, "{} {}\n", self.header.width, self.header.height)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:64:3 [INFO] [stdout] | [INFO] [stdout] 64 | try!(write!(bw, "{}\n", 65535)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:67:4 [INFO] [stdout] | [INFO] [stdout] 67 | try!(write!(bw, "{} ", d)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:73:15 [INFO] [stdout] | [INFO] [stdout] 73 | let bytes = try!(bincode::encode(self, bincode::SizeLimit::Infinite)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:74:18 [INFO] [stdout] | [INFO] [stdout] 74 | let mut file = try!(File::create(path)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/image/mod.rs:75:3 [INFO] [stdout] | [INFO] [stdout] 75 | try!(file.write_all(&bytes)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/image/mod.rs:72:57 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn serialize(&self, path: &str) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `write_to_file` [INFO] [stdout] --> src/image/mod.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn write_to_file(&self, path: &str) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `serialize` [INFO] [stdout] --> src/image/mod.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn serialize(&self, path: &str) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "171907528ea4efdf280db01319ba7b7ad4211f805d7c45b8a7972f8a5bb04a10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "171907528ea4efdf280db01319ba7b7ad4211f805d7c45b8a7972f8a5bb04a10", kill_on_drop: false }` [INFO] [stdout] 171907528ea4efdf280db01319ba7b7ad4211f805d7c45b8a7972f8a5bb04a10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 69a220f21eb4fa0e227f5d1fd9f37ce41804565be5cdac449166423b47ca04e9 [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" "69a220f21eb4fa0e227f5d1fd9f37ce41804565be5cdac449166423b47ca04e9", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/image/mod.rs:40:11 [INFO] [stderr] | [INFO] [stderr] 40 | let f = try!(File::create(path)); [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/image/mod.rs:51:3 [INFO] [stderr] | [INFO] [stderr] 51 | try!(bw.write_all(sl)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/image/mod.rs:57:11 [INFO] [stderr] | [INFO] [stderr] 57 | let f = try!(File::create(path)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/image/mod.rs:60:3 [INFO] [stderr] | [INFO] [stderr] 60 | try!(write!(bw,"P2\n")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/image/mod.rs:62:3 [INFO] [stderr] | [INFO] [stderr] 62 | try!(write!(bw, "{} {}\n", self.header.width, self.header.height)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/image/mod.rs:64:3 [INFO] [stderr] | [INFO] [stderr] 64 | try!(write!(bw, "{}\n", 65535)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/image/mod.rs:67:4 [INFO] [stderr] | [INFO] [stderr] 67 | try!(write!(bw, "{} ", d)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/image/mod.rs:73:15 [INFO] [stderr] | [INFO] [stderr] 73 | let bytes = try!(bincode::encode(self, bincode::SizeLimit::Infinite)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/image/mod.rs:74:18 [INFO] [stderr] | [INFO] [stderr] 74 | let mut file = try!(File::create(path)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/image/mod.rs:75:3 [INFO] [stderr] | [INFO] [stderr] 75 | try!(file.write_all(&bytes)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/image/mod.rs:72:57 [INFO] [stderr] | [INFO] [stderr] 72 | pub fn serialize(&self, path: &str) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `write_to_file` [INFO] [stderr] --> src/image/mod.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn write_to_file(&self, path: &str) -> std::io::Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `serialize` [INFO] [stderr] --> src/image/mod.rs:72:9 [INFO] [stderr] | [INFO] [stderr] 72 | pub fn serialize(&self, path: &str) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 15 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rust_multithread-439a2b2ce2b34982 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "69a220f21eb4fa0e227f5d1fd9f37ce41804565be5cdac449166423b47ca04e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69a220f21eb4fa0e227f5d1fd9f37ce41804565be5cdac449166423b47ca04e9", kill_on_drop: false }` [INFO] [stdout] 69a220f21eb4fa0e227f5d1fd9f37ce41804565be5cdac449166423b47ca04e9