[INFO] updating cached repository https://github.com/langston-barrett/shell-hydra [INFO] running `"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"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 890bba70f2a231967ed82124bee4a7988dbbe86f [INFO] testing langston-barrett/shell-hydra against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flangston-barrett%2Fshell-hydra" "/workspace/builds/worker-13/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/langston-barrett/shell-hydra on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/langston-barrett/shell-hydra [INFO] finished tweaking git repo https://github.com/langston-barrett/shell-hydra [INFO] tweaked toml for git repo https://github.com/langston-barrett/shell-hydra written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/langston-barrett/shell-hydra already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] de15bd6d29899b7cfe038f7a55db15b4aafa1ab72a7fb3b7e0ccd916e40791fe [INFO] running `"docker" "start" "-a" "de15bd6d29899b7cfe038f7a55db15b4aafa1ab72a7fb3b7e0ccd916e40791fe"` [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling clicolors-control v1.0.1 [INFO] [stderr] Compiling termios v0.3.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling regex v1.3.5 [INFO] [stderr] Compiling console v0.9.2 [INFO] [stderr] Compiling serde_derive v1.0.105 [INFO] [stderr] Compiling serde v1.0.105 [INFO] [stderr] Compiling serde_json v1.0.48 [INFO] [stderr] Compiling shell_hydra v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `child` [INFO] [stderr] --> src/lib.rs:65:37 [INFO] [stderr] | [INFO] [stderr] 65 | ... let mut child = Command::new(first) [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_child` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:65:37 [INFO] [stderr] | [INFO] [stderr] 65 | ... let mut child = Command::new(first) [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 16s [INFO] running `"docker" "inspect" "de15bd6d29899b7cfe038f7a55db15b4aafa1ab72a7fb3b7e0ccd916e40791fe"` [INFO] running `"docker" "rm" "-f" "de15bd6d29899b7cfe038f7a55db15b4aafa1ab72a7fb3b7e0ccd916e40791fe"` [INFO] [stdout] de15bd6d29899b7cfe038f7a55db15b4aafa1ab72a7fb3b7e0ccd916e40791fe [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 10700c96974a7a16d19745e5b80d76f5fbe7a23b182165d0e339530d90462b9e [INFO] running `"docker" "start" "-a" "10700c96974a7a16d19745e5b80d76f5fbe7a23b182165d0e339530d90462b9e"` [INFO] [stderr] Compiling shell_hydra v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `child` [INFO] [stderr] --> src/lib.rs:65:37 [INFO] [stderr] | [INFO] [stderr] 65 | ... let mut child = Command::new(first) [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_child` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:65:37 [INFO] [stderr] | [INFO] [stderr] 65 | ... let mut child = Command::new(first) [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `child` [INFO] [stderr] --> src/lib.rs:65:37 [INFO] [stderr] | [INFO] [stderr] 65 | ... let mut child = Command::new(first) [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_child` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:65:37 [INFO] [stderr] | [INFO] [stderr] 65 | ... let mut child = Command::new(first) [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.63s [INFO] running `"docker" "inspect" "10700c96974a7a16d19745e5b80d76f5fbe7a23b182165d0e339530d90462b9e"` [INFO] running `"docker" "rm" "-f" "10700c96974a7a16d19745e5b80d76f5fbe7a23b182165d0e339530d90462b9e"` [INFO] [stdout] 10700c96974a7a16d19745e5b80d76f5fbe7a23b182165d0e339530d90462b9e [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"` [INFO] [stdout] a69d69b2aea4bf7eec18be4c01b1b13a58f8909848d6cd258f5f63aaade498c2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "a69d69b2aea4bf7eec18be4c01b1b13a58f8909848d6cd258f5f63aaade498c2"` [INFO] [stderr] warning: unused variable: `child` [INFO] [stderr] --> src/lib.rs:65:37 [INFO] [stderr] | [INFO] [stderr] 65 | ... let mut child = Command::new(first) [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_child` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:65:37 [INFO] [stderr] | [INFO] [stderr] 65 | ... let mut child = Command::new(first) [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `child` [INFO] [stderr] --> src/lib.rs:65:37 [INFO] [stderr] | [INFO] [stderr] 65 | ... let mut child = Command::new(first) [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_child` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:65:37 [INFO] [stderr] | [INFO] [stderr] 65 | ... let mut child = Command::new(first) [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.34s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/shell_hydra_lib-58b7273e9aa3c1f8 [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] Running /opt/rustwide/target/debug/deps/shell_hydra-637a3b21e2f45f1a [INFO] [stdout] [INFO] [stderr] Doc-tests shell_hydra_lib [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] running `"docker" "inspect" "a69d69b2aea4bf7eec18be4c01b1b13a58f8909848d6cd258f5f63aaade498c2"` [INFO] running `"docker" "rm" "-f" "a69d69b2aea4bf7eec18be4c01b1b13a58f8909848d6cd258f5f63aaade498c2"` [INFO] [stdout] a69d69b2aea4bf7eec18be4c01b1b13a58f8909848d6cd258f5f63aaade498c2