[INFO] fetching crate unix_str 1.0.0...
[INFO] testing unix_str-1.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate unix_str 1.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate unix_str 1.0.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unix_str 1.0.0
[INFO] finished tweaking crates.io crate unix_str 1.0.0
[INFO] tweaked toml for crates.io crate unix_str 1.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] 2d2d74707e0af4ba3fa1290be9961b5a998f782af24cfe4ea6edba865c4dfeb8
[INFO] running `Command { std: "docker" "start" "-a" "2d2d74707e0af4ba3fa1290be9961b5a998f782af24cfe4ea6edba865c4dfeb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d2d74707e0af4ba3fa1290be9961b5a998f782af24cfe4ea6edba865c4dfeb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d2d74707e0af4ba3fa1290be9961b5a998f782af24cfe4ea6edba865c4dfeb8", kill_on_drop: false }`
[INFO] [stdout] 2d2d74707e0af4ba3fa1290be9961b5a998f782af24cfe4ea6edba865c4dfeb8
[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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49fa32a34173b1e4c48d8a02f6d8515296143067c4b51ca0d41dbea2638b1620
[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" "49fa32a34173b1e4c48d8a02f6d8515296143067c4b51ca0d41dbea2638b1620", kill_on_drop: false }`
[INFO] [stderr]    Compiling unix_str v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "49fa32a34173b1e4c48d8a02f6d8515296143067c4b51ca0d41dbea2638b1620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49fa32a34173b1e4c48d8a02f6d8515296143067c4b51ca0d41dbea2638b1620", kill_on_drop: false }`
[INFO] [stdout] 49fa32a34173b1e4c48d8a02f6d8515296143067c4b51ca0d41dbea2638b1620
[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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 847b4906416c1ad0413ca810dbce31bd43b825d8952c0977f315443fe8cc1cb5
[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" "847b4906416c1ad0413ca810dbce31bd43b825d8952c0977f315443fe8cc1cb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling unix_str v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "847b4906416c1ad0413ca810dbce31bd43b825d8952c0977f315443fe8cc1cb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "847b4906416c1ad0413ca810dbce31bd43b825d8952c0977f315443fe8cc1cb5", kill_on_drop: false }`
[INFO] [stdout] 847b4906416c1ad0413ca810dbce31bd43b825d8952c0977f315443fe8cc1cb5
[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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b47b5e370c793e77d4f634cf4b597221b1ba35578a64923a46a0af865cfde683
[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" "b47b5e370c793e77d4f634cf4b597221b1ba35578a64923a46a0af865cfde683", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unix_str-43d9164ec8530a14
[INFO] [stdout] running 13 tests
[INFO] [stdout] test sys_common::bytestring::tests::smoke ... ok
[INFO] [stdout] test tests::boxed_default ... ok
[INFO] [stdout] test tests::into_rc ... ok
[INFO] [stdout] test tests::test_unix_str_default ... ok
[INFO] [stdout] test tests::test_unix_str_len ... ok
[INFO] [stdout] test tests::test_unix_string_capacity ... ok
[INFO] [stdout] test tests::test_unix_string_clear ... ok
[INFO] [stdout] test tests::test_unix_string_reserve_exact ... ok
[INFO] [stdout] test tests::test_unix_string_with_capacity ... ok
[INFO] [stdout] test tests::into_boxed ... ok
[INFO] [stdout] test tests::test_unix_str_is_empty ... ok
[INFO] [stdout] test tests::test_unix_string_default ... ok
[INFO] [stdout] test tests::test_unix_string_reserve ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unix_str
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/lib.rs - UnixString::into_boxed_unix_str (line 376) ... ok
[INFO] [stdout] test src/lib.rs - UnixStr::to_string_lossy (line 621) ... ok
[INFO] [stdout] test src/lib.rs - UnixStr::to_unix_string (line 643) ... ok
[INFO] [stdout] test src/lib.rs - UnixString::as_unix_str (line 175) ... ok
[INFO] [stdout] test src/lib.rs - UnixStr::len (line 694) ... ok
[INFO] [stdout] test src/lib.rs - UnixString::into_string (line 192) ... ok
[INFO] [stdout] test src/lib.rs - UnixString::reserve_exact (line 310) ... ok
[INFO] [stdout] test src/lib.rs - UnixString::reserve (line 289) ... ok
[INFO] [stdout] test src/lib.rs - UnixString::new (line 158) ... ok
[INFO] [stdout] test src/lib.rs - UnixString::capacity (line 272) ... ok
[INFO] [stdout] test src/lib.rs - UnixStr::new (line 568) ... ok
[INFO] [stdout] test src/lib.rs - UnixString::clear (line 253) ... ok
[INFO] [stdout] test src/lib.rs - UnixString::shrink_to_fit (line 325) ... ok
[INFO] [stdout] test src/lib.rs - UnixStr::to_str (line 601) ... ok
[INFO] [stdout] test src/lib.rs - UnixString::push (line 211) ... ok
[INFO] [stdout] test src/lib.rs - UnixStr::is_empty (line 661) ... ok
[INFO] [stdout] test src/lib.rs - UnixString::with_capacity (line 232) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b47b5e370c793e77d4f634cf4b597221b1ba35578a64923a46a0af865cfde683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b47b5e370c793e77d4f634cf4b597221b1ba35578a64923a46a0af865cfde683", kill_on_drop: false }`
[INFO] [stdout] b47b5e370c793e77d4f634cf4b597221b1ba35578a64923a46a0af865cfde683