[INFO] fetching crate cmd_lib_core 0.4.0...
[INFO] testing cmd_lib_core-0.4.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate cmd_lib_core 0.4.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate cmd_lib_core 0.4.0
[INFO] finished tweaking crates.io crate cmd_lib_core 0.4.0
[INFO] tweaked toml for crates.io crate cmd_lib_core 0.4.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cmd_lib_core 0.4.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e42fd7fe73408a4c86e621cd92a89142f2228304b3cfe45f785778bc3326766
[INFO] running `Command { std: "docker" "start" "-a" "7e42fd7fe73408a4c86e621cd92a89142f2228304b3cfe45f785778bc3326766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e42fd7fe73408a4c86e621cd92a89142f2228304b3cfe45f785778bc3326766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e42fd7fe73408a4c86e621cd92a89142f2228304b3cfe45f785778bc3326766", kill_on_drop: false }`
[INFO] [stdout] 7e42fd7fe73408a4c86e621cd92a89142f2228304b3cfe45f785778bc3326766
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 030e3e9bdb6661fb01f3878741cb1088950b0d47150a1836da9d4c457ba56b15
[INFO] running `Command { std: "docker" "start" "-a" "030e3e9bdb6661fb01f3878741cb1088950b0d47150a1836da9d4c457ba56b15", kill_on_drop: false }`
[INFO] [stderr]    Compiling cmd_lib_core v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "030e3e9bdb6661fb01f3878741cb1088950b0d47150a1836da9d4c457ba56b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "030e3e9bdb6661fb01f3878741cb1088950b0d47150a1836da9d4c457ba56b15", kill_on_drop: false }`
[INFO] [stdout] 030e3e9bdb6661fb01f3878741cb1088950b0d47150a1836da9d4c457ba56b15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffb67bd3fe2343125d8e8f08a32dd236a7795b6df3725a8e0e6c01cd649c0f7d
[INFO] running `Command { std: "docker" "start" "-a" "ffb67bd3fe2343125d8e8f08a32dd236a7795b6df3725a8e0e6c01cd649c0f7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cmd_lib_core v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "ffb67bd3fe2343125d8e8f08a32dd236a7795b6df3725a8e0e6c01cd649c0f7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffb67bd3fe2343125d8e8f08a32dd236a7795b6df3725a8e0e6c01cd649c0f7d", kill_on_drop: false }`
[INFO] [stdout] ffb67bd3fe2343125d8e8f08a32dd236a7795b6df3725a8e0e6c01cd649c0f7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3ace96707c5b26c27d130af1525fbd64838afadd2d10678be1416f6bee3ee14c
[INFO] running `Command { std: "docker" "start" "-a" "3ace96707c5b26c27d130af1525fbd64838afadd2d10678be1416f6bee3ee14c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cmd_lib_core-51116cd5aad64415)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test proc_var::tests::test_proc_var_u32 ... ok
[INFO] [stdout] test proc_var::tests::test_proc_var_vec ... ok
[INFO] [stdout] test proc_env::tests::test_pwd_set ... ok
[INFO] [stderr] fatal runtime error: IO Safety violation: owned file descriptor already closed, aborting
[INFO] [stderr] ls: cannot access '/nofile': No such file or directory
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/cmd_lib_core-51116cd5aad64415` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "3ace96707c5b26c27d130af1525fbd64838afadd2d10678be1416f6bee3ee14c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ace96707c5b26c27d130af1525fbd64838afadd2d10678be1416f6bee3ee14c", kill_on_drop: false }`
[INFO] [stdout] 3ace96707c5b26c27d130af1525fbd64838afadd2d10678be1416f6bee3ee14c