[INFO] cloning repository https://github.com/jroesch/mu [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jroesch/mu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjroesch%2Fmu", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjroesch%2Fmu'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 669e69f9c98ccf8426575404e00ad8290c97d0b1 [INFO] testing jroesch/mu against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjroesch%2Fmu" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jroesch/mu on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jroesch/mu [INFO] finished tweaking git repo https://github.com/jroesch/mu [INFO] tweaked toml for git repo https://github.com/jroesch/mu written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/jroesch/mu already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded docopt v0.6.86 [INFO] [stderr] Downloaded topological-sort v0.0.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c9b85d5f04c8679daa8a0a864666918e64c3286159941bc0ba9af640055e8046 [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" "c9b85d5f04c8679daa8a0a864666918e64c3286159941bc0ba9af640055e8046", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c9b85d5f04c8679daa8a0a864666918e64c3286159941bc0ba9af640055e8046", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9b85d5f04c8679daa8a0a864666918e64c3286159941bc0ba9af640055e8046", kill_on_drop: false }` [INFO] [stdout] c9b85d5f04c8679daa8a0a864666918e64c3286159941bc0ba9af640055e8046 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a89ab6a5279078ba0c8c6c07dcf09fdf77a49fe4421ab257dda5b805a7afc9ec [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" "a89ab6a5279078ba0c8c6c07dcf09fdf77a49fe4421ab257dda5b805a7afc9ec", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.17 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling regex-syntax v0.3.9 [INFO] [stderr] Compiling rustc-serialize v0.3.21 [INFO] [stderr] Compiling lazy_static v0.2.2 [INFO] [stderr] Compiling strsim v0.5.1 [INFO] [stderr] Compiling topological-sort v0.0.7 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling env_logger v0.3.5 [INFO] [stderr] Compiling toml v0.2.1 [INFO] [stderr] Compiling docopt v0.6.86 [INFO] [stderr] Compiling mu v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/mu/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `command` [INFO] [stdout] --> src/mu/lib.rs:18:19 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn initialize(command: Command) -> Result<(), error::Error> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/bin/mu.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 22 | #[derive(Debug, RustcDecodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.89s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a89ab6a5279078ba0c8c6c07dcf09fdf77a49fe4421ab257dda5b805a7afc9ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a89ab6a5279078ba0c8c6c07dcf09fdf77a49fe4421ab257dda5b805a7afc9ec", kill_on_drop: false }` [INFO] [stdout] a89ab6a5279078ba0c8c6c07dcf09fdf77a49fe4421ab257dda5b805a7afc9ec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f34c601e35b39f144ed47d44ed735a8a404114beedb16be699aabbf62fdb9c9e [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" "f34c601e35b39f144ed47d44ed735a8a404114beedb16be699aabbf62fdb9c9e", kill_on_drop: false }` [INFO] [stderr] Compiling mu v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/mu/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `command` [INFO] [stdout] --> src/mu/lib.rs:18:19 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn initialize(command: Command) -> Result<(), error::Error> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/mu/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `command` [INFO] [stdout] --> src/mu/lib.rs:18:19 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn initialize(command: Command) -> Result<(), error::Error> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.75s [INFO] running `Command { std: "docker" "inspect" "f34c601e35b39f144ed47d44ed735a8a404114beedb16be699aabbf62fdb9c9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f34c601e35b39f144ed47d44ed735a8a404114beedb16be699aabbf62fdb9c9e", kill_on_drop: false }` [INFO] [stdout] f34c601e35b39f144ed47d44ed735a8a404114beedb16be699aabbf62fdb9c9e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 430333b3287dede6b0937adb77a49e1366c9f0edef53104b74b2ce43c11418ba [INFO] running `Command { std: "docker" "start" "-a" "430333b3287dede6b0937adb77a49e1366c9f0edef53104b74b2ce43c11418ba", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::env` [INFO] [stderr] --> src/mu/lib.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::env; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `command` [INFO] [stderr] --> src/mu/lib.rs:18:19 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn initialize(command: Command) -> Result<(), error::Error> { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::env` [INFO] [stderr] --> src/mu/lib.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::env; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `command` [INFO] [stderr] --> src/mu/lib.rs:18:19 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn initialize(command: Command) -> Result<(), error::Error> { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mu-93d0fce0548f9a81) [INFO] [stderr] Doc-tests mu [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; finished in 0.00s [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "430333b3287dede6b0937adb77a49e1366c9f0edef53104b74b2ce43c11418ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "430333b3287dede6b0937adb77a49e1366c9f0edef53104b74b2ce43c11418ba", kill_on_drop: false }` [INFO] [stdout] 430333b3287dede6b0937adb77a49e1366c9f0edef53104b74b2ce43c11418ba