[INFO] cloning repository https://github.com/r4gus/greasy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/r4gus/greasy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr4gus%2Fgreasy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr4gus%2Fgreasy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d04f11e6f70093cae207028809d9cdb2143acd56 [INFO] testing r4gus/greasy 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%2Fr4gus%2Fgreasy" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/r4gus/greasy 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/r4gus/greasy [INFO] finished tweaking git repo https://github.com/r4gus/greasy [INFO] tweaked toml for git repo https://github.com/r4gus/greasy written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/r4gus/greasy 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 03a4bbb053e89cc3cec6802104761b4a11342830a9cfdf84f0b1e41e48d6afff [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" "03a4bbb053e89cc3cec6802104761b4a11342830a9cfdf84f0b1e41e48d6afff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "03a4bbb053e89cc3cec6802104761b4a11342830a9cfdf84f0b1e41e48d6afff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03a4bbb053e89cc3cec6802104761b4a11342830a9cfdf84f0b1e41e48d6afff", kill_on_drop: false }` [INFO] [stdout] 03a4bbb053e89cc3cec6802104761b4a11342830a9cfdf84f0b1e41e48d6afff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e134e971da02899bcb8754a99f292d1dd01451b2f9ef643e50581968caf0ff36 [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" "e134e971da02899bcb8754a99f292d1dd01451b2f9ef643e50581968caf0ff36", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling ascii v1.0.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling greasy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ffi::CString` [INFO] [stdout] --> src/formats/fat_entry.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | ffi::CString, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sector_to_cluster` [INFO] [stdout] --> src/formats/fat.rs:110:8 [INFO] [stdout] | [INFO] [stdout] 110 | fn sector_to_cluster(&self, sector: &Sector) -> Cluster { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SubCommand` [INFO] [stdout] --> src/main.rs:6:22 [INFO] [stdout] | [INFO] [stdout] 6 | use clap::{Arg, App, SubCommand}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.40s [INFO] running `Command { std: "docker" "inspect" "e134e971da02899bcb8754a99f292d1dd01451b2f9ef643e50581968caf0ff36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e134e971da02899bcb8754a99f292d1dd01451b2f9ef643e50581968caf0ff36", kill_on_drop: false }` [INFO] [stdout] e134e971da02899bcb8754a99f292d1dd01451b2f9ef643e50581968caf0ff36 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] fb0efd4e8418ceeb2290c99db43c85e94fffacaddf527963604f0c1271f5bdad [INFO] running `Command { std: "docker" "start" "-a" "fb0efd4e8418ceeb2290c99db43c85e94fffacaddf527963604f0c1271f5bdad", kill_on_drop: false }` [INFO] [stderr] Compiling greasy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ffi::CString` [INFO] [stdout] --> src/formats/fat_entry.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | ffi::CString, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sector_to_cluster` [INFO] [stdout] --> src/formats/fat.rs:110:8 [INFO] [stdout] | [INFO] [stdout] 110 | fn sector_to_cluster(&self, sector: &Sector) -> Cluster { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ffi::CString` [INFO] [stdout] --> src/formats/fat_entry.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | ffi::CString, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SubCommand` [INFO] [stdout] --> src/main.rs:6:22 [INFO] [stdout] | [INFO] [stdout] 6 | use clap::{Arg, App, SubCommand}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sector_to_cluster` [INFO] [stdout] --> src/formats/fat.rs:110:8 [INFO] [stdout] | [INFO] [stdout] 110 | fn sector_to_cluster(&self, sector: &Sector) -> Cluster { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.02s [INFO] running `Command { std: "docker" "inspect" "fb0efd4e8418ceeb2290c99db43c85e94fffacaddf527963604f0c1271f5bdad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb0efd4e8418ceeb2290c99db43c85e94fffacaddf527963604f0c1271f5bdad", kill_on_drop: false }` [INFO] [stdout] fb0efd4e8418ceeb2290c99db43c85e94fffacaddf527963604f0c1271f5bdad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 64ff1d018721c2cec48719a77a49a39dbeef040538ad272d609425aa8138bd5c [INFO] running `Command { std: "docker" "start" "-a" "64ff1d018721c2cec48719a77a49a39dbeef040538ad272d609425aa8138bd5c", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `ffi::CString` [INFO] [stderr] --> src/formats/fat_entry.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | ffi::CString, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `sector_to_cluster` [INFO] [stderr] --> src/formats/fat.rs:110:8 [INFO] [stderr] | [INFO] [stderr] 110 | fn sector_to_cluster(&self, sector: &Sector) -> Cluster { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `ffi::CString` [INFO] [stderr] --> src/formats/fat_entry.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | ffi::CString, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `sector_to_cluster` [INFO] [stderr] --> src/formats/fat.rs:110:8 [INFO] [stderr] | [INFO] [stderr] 110 | fn sector_to_cluster(&self, sector: &Sector) -> Cluster { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `SubCommand` [INFO] [stderr] --> src/main.rs:6:22 [INFO] [stderr] | [INFO] [stderr] 6 | use clap::{Arg, App, SubCommand}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/greasy-910e440d63fbd2cd [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/greasy-90e1d6bb33e61afa [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] [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] [stderr] Doc-tests greasy [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/formats/fat.rs - formats::fat::Fat::new (line 202) ... FAILED [INFO] [stdout] test src/formats/fat_entry.rs - formats::fat_entry::Entry::checksum (line 76) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/formats/fat.rs - formats::fat::Fat::new (line 202) stdout ---- [INFO] [stdout] error[E0432]: unresolved import `MmapOptions` [INFO] [stdout] --> src/formats/fat.rs:204:5 [INFO] [stdout] | [INFO] [stdout] 5 | use MmapOptions; [INFO] [stdout] | ^^^^^^^^^^^ no `MmapOptions` external crate [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stdout] --> src/formats/fat.rs:207:12 [INFO] [stdout] | [INFO] [stdout] 3 | / fn main() { [INFO] [stdout] 4 | | use greasy::formats::fat; [INFO] [stdout] 5 | | use MmapOptions; [INFO] [stdout] 6 | | use std::fs::File; [INFO] [stdout] 7 | | [INFO] [stdout] 8 | | let file = File::open("fat-16.dd")?; // open a fat volume [INFO] [stdout] | | ^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] ... | [INFO] [stdout] 11 | | let fat = fat::Fat::new(mem); // create a new Fat object [INFO] [stdout] 12 | | } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::ops::Try` is not implemented for `()` [INFO] [stdout] = note: required by `std::ops::Try::from_error` [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stdout] --> src/formats/fat.rs:208:20 [INFO] [stdout] | [INFO] [stdout] 3 | / fn main() { [INFO] [stdout] 4 | | use greasy::formats::fat; [INFO] [stdout] 5 | | use MmapOptions; [INFO] [stdout] 6 | | use std::fs::File; [INFO] [stdout] ... | [INFO] [stdout] 9 | | let mem = unsafe { MmapOptions::new().map(&file)? }; // map the volume into memory [INFO] [stdout] | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 10 | | [INFO] [stdout] 11 | | let fat = fat::Fat::new(mem); // create a new Fat object [INFO] [stdout] 12 | | } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::ops::Try` is not implemented for `()` [INFO] [stdout] = note: required by `std::ops::Try::from_error` [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0432. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/formats/fat_entry.rs - formats::fat_entry::Entry::checksum (line 76) stdout ---- [INFO] [stdout] error[E0603]: struct `Entry` is private [INFO] [stdout] --> src/formats/fat_entry.rs:77:27 [INFO] [stdout] | [INFO] [stdout] 4 | use greasy::formats::fat::Entry; [INFO] [stdout] | ^^^^^ private struct [INFO] [stdout] | [INFO] [stdout] note: the struct `Entry` is defined here [INFO] [stdout] --> /opt/rustwide/workdir/src/formats/fat.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use super::fat_entry::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0603`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/formats/fat.rs - formats::fat::Fat::new (line 202) [INFO] [stdout] src/formats/fat_entry.rs - formats::fat_entry::Entry::checksum (line 76) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 2 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" "64ff1d018721c2cec48719a77a49a39dbeef040538ad272d609425aa8138bd5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64ff1d018721c2cec48719a77a49a39dbeef040538ad272d609425aa8138bd5c", kill_on_drop: false }` [INFO] [stdout] 64ff1d018721c2cec48719a77a49a39dbeef040538ad272d609425aa8138bd5c