[INFO] fetching crate unix_str 1.0.0...
[INFO] testing unix_str-1.0.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate unix_str 1.0.0 into /workspace/builds/worker-5-tc2/source
[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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unix_str 1.0.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa450db1f90b9d4755b252616c5259bd2a1ff063565a90adbd0799e526b0b2e1
[INFO] running `Command { std: "docker" "start" "-a" "fa450db1f90b9d4755b252616c5259bd2a1ff063565a90adbd0799e526b0b2e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa450db1f90b9d4755b252616c5259bd2a1ff063565a90adbd0799e526b0b2e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa450db1f90b9d4755b252616c5259bd2a1ff063565a90adbd0799e526b0b2e1", kill_on_drop: false }`
[INFO] [stdout] fa450db1f90b9d4755b252616c5259bd2a1ff063565a90adbd0799e526b0b2e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a51c1db6d869dd848c95cf77e854c3c7db46e5bb76dde15813a2ba0cd0c541b
[INFO] running `Command { std: "docker" "start" "-a" "2a51c1db6d869dd848c95cf77e854c3c7db46e5bb76dde15813a2ba0cd0c541b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unix_str v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `AsInnerMut` is never used
[INFO] [stdout]   --> src/sys_common.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub trait AsInnerMut<Inner: ?Sized> {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "2a51c1db6d869dd848c95cf77e854c3c7db46e5bb76dde15813a2ba0cd0c541b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a51c1db6d869dd848c95cf77e854c3c7db46e5bb76dde15813a2ba0cd0c541b", kill_on_drop: false }`
[INFO] [stdout] 2a51c1db6d869dd848c95cf77e854c3c7db46e5bb76dde15813a2ba0cd0c541b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af3b12187d13ddcd63e22c38deeffdad1b4543f6a1fcdaee6c50389ba5c7d20e
[INFO] running `Command { std: "docker" "start" "-a" "af3b12187d13ddcd63e22c38deeffdad1b4543f6a1fcdaee6c50389ba5c7d20e", kill_on_drop: false }`
[INFO] [stdout] warning: trait `AsInnerMut` is never used
[INFO] [stdout]   --> src/sys_common.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub trait AsInnerMut<Inner: ?Sized> {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unix_str v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `AsInnerMut` is never used
[INFO] [stdout]   --> src/sys_common.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub trait AsInnerMut<Inner: ?Sized> {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "af3b12187d13ddcd63e22c38deeffdad1b4543f6a1fcdaee6c50389ba5c7d20e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af3b12187d13ddcd63e22c38deeffdad1b4543f6a1fcdaee6c50389ba5c7d20e", kill_on_drop: false }`
[INFO] [stdout] af3b12187d13ddcd63e22c38deeffdad1b4543f6a1fcdaee6c50389ba5c7d20e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 92c1908b87a008bcc17ff19272d2495b3d6228b848136a5363afc2e2b669febc
[INFO] running `Command { std: "docker" "start" "-a" "92c1908b87a008bcc17ff19272d2495b3d6228b848136a5363afc2e2b669febc", kill_on_drop: false }`
[INFO] [stderr] warning: trait `AsInnerMut` is never used
[INFO] [stderr]   --> src/sys_common.rs:25:11
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub trait AsInnerMut<Inner: ?Sized> {
[INFO] [stderr]    |           ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `unix_str` (lib) generated 1 warning
[INFO] [stderr] warning: `unix_str` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unix_str-33a4120a63267dd3)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::test_unix_str_is_empty ... ok
[INFO] [stdout] test tests::into_rc ... ok
[INFO] [stdout] test sys_common::bytestring::tests::smoke ... ok
[INFO] [stdout] test tests::boxed_default ... ok
[INFO] [stdout] test tests::test_unix_str_default ... ok
[INFO] [stdout] test tests::into_boxed ... ok
[INFO] [stdout] test tests::test_unix_string_capacity ... ok
[INFO] [stdout] test tests::test_unix_string_default ... ok
[INFO] [stdout] test tests::test_unix_string_reserve ... 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::test_unix_string_clear ... ok
[INFO] [stdout] test tests::test_unix_str_len ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stderr]    Doc-tests unix_str
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/lib.rs - UnixString::push (line 211) ... ok
[INFO] [stdout] test src/lib.rs - UnixString::reserve_exact (line 310) ... ok
[INFO] [stdout] test src/lib.rs - UnixString::capacity (line 272) ... ok
[INFO] [stdout] test src/lib.rs - UnixString::as_unix_str (line 175) ... ok
[INFO] [stdout] test src/lib.rs - UnixString::reserve (line 289) ... ok
[INFO] [stdout] test src/lib.rs - UnixString::into_boxed_unix_str (line 376) ... ok
[INFO] [stdout] test src/lib.rs - UnixStr::to_str (line 601) ... ok
[INFO] [stdout] test src/lib.rs - UnixStr::to_unix_string (line 643) ... ok
[INFO] [stdout] test src/lib.rs - UnixStr::to_string_lossy (line 621) ... ok
[INFO] [stdout] test src/lib.rs - UnixString::new (line 158) ... ok
[INFO] [stdout] test src/lib.rs - UnixStr::is_empty (line 661) ... 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 - UnixString::with_capacity (line 232) ... ok
[INFO] [stdout] test src/lib.rs - UnixStr::len (line 694) ... ok
[INFO] [stdout] test src/lib.rs - UnixStr::new (line 568) ... ok
[INFO] [stdout] test src/lib.rs - UnixString::into_string (line 192) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "92c1908b87a008bcc17ff19272d2495b3d6228b848136a5363afc2e2b669febc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92c1908b87a008bcc17ff19272d2495b3d6228b848136a5363afc2e2b669febc", kill_on_drop: false }`
[INFO] [stdout] 92c1908b87a008bcc17ff19272d2495b3d6228b848136a5363afc2e2b669febc