[INFO] fetching crate isdocker 1.0.0...
[INFO] testing isdocker-1.0.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate isdocker 1.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate isdocker 1.0.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate isdocker 1.0.0
[INFO] tweaked toml for crates.io crate isdocker 1.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate isdocker 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] crate crates.io crate isdocker 1.0.0 already has a lockfile, it will not be regenerated
[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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] fe63b68481b231745b4c35a078042a50fc239e222f2ddf4e96d7914da0ce9f64
[INFO] running `Command { std: "docker" "start" "-a" "fe63b68481b231745b4c35a078042a50fc239e222f2ddf4e96d7914da0ce9f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe63b68481b231745b4c35a078042a50fc239e222f2ddf4e96d7914da0ce9f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe63b68481b231745b4c35a078042a50fc239e222f2ddf4e96d7914da0ce9f64", kill_on_drop: false }`
[INFO] [stdout] fe63b68481b231745b4c35a078042a50fc239e222f2ddf4e96d7914da0ce9f64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 09754a40beb79920f987bcc78b7e4452be60db2a8178a34986cfad0353ed481c
[INFO] running `Command { std: "docker" "start" "-a" "09754a40beb79920f987bcc78b7e4452be60db2a8178a34986cfad0353ed481c", kill_on_drop: false }`
[INFO] [stderr]    Compiling isdocker v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "09754a40beb79920f987bcc78b7e4452be60db2a8178a34986cfad0353ed481c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09754a40beb79920f987bcc78b7e4452be60db2a8178a34986cfad0353ed481c", kill_on_drop: false }`
[INFO] [stdout] 09754a40beb79920f987bcc78b7e4452be60db2a8178a34986cfad0353ed481c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d5ae07dd1624c03a1e62563a65dfebcf0398abfc3d28ba85592a23858d37f0a5
[INFO] running `Command { std: "docker" "start" "-a" "d5ae07dd1624c03a1e62563a65dfebcf0398abfc3d28ba85592a23858d37f0a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling isdocker v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "d5ae07dd1624c03a1e62563a65dfebcf0398abfc3d28ba85592a23858d37f0a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5ae07dd1624c03a1e62563a65dfebcf0398abfc3d28ba85592a23858d37f0a5", kill_on_drop: false }`
[INFO] [stdout] d5ae07dd1624c03a1e62563a65dfebcf0398abfc3d28ba85592a23858d37f0a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c986d247294f7f7dcbf18c684bac103bc16af38c42e0ab3405f2f4eb945e2eaf
[INFO] running `Command { std: "docker" "start" "-a" "c986d247294f7f7dcbf18c684bac103bc16af38c42e0ab3405f2f4eb945e2eaf", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/isdocker-679a26d06ab14a76)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::cgroup_indicates_container_does_not_panic ... ok
[INFO] [stdout] test tests::cgroup_marker_positive ... ok
[INFO] [stdout] test tests::cgroup_marker_negative ... ok
[INFO] [stdout] test tests::env_override_falsy ... ok
[INFO] [stdout] test tests::env_override_truthy ... ok
[INFO] [stdout] test tests::env_override_unrecognised ... ok
[INFO] [stdout] test tests::is_container_matches_is_docker ... ok
[INFO] [stdout] test tests::mountinfo_indicates_container_does_not_panic ... ok
[INFO] [stdout] test tests::overlay_marker_negative ... ok
[INFO] [stdout] test tests::overlay_marker_podman ... ok
[INFO] [stdout] test tests::overlay_marker_docker_containers ... ok
[INFO] [stdout] test tests::overlay_marker_docker_overlay2 ... ok
[INFO] [stdout] test tests::returns_bool ... ok
[INFO] [stdout] test tests::containerenv_exists_does_not_panic ... ok
[INFO] [stdout] test tests::dockerenv_exists_does_not_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/detection.rs (/opt/rustwide/target/debug/deps/detection-3628704cd8af5045)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test executes_safely ... ok
[INFO] [stdout] test is_container_matches_is_docker ... ok
[INFO] [stdout] test is_idempotent ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests isdocker
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 54) ... ok
[INFO] [stdout] test src/lib.rs - is_container (line 129) ... ok
[INFO] [stdout] test src/lib.rs - is_docker (line 95) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c986d247294f7f7dcbf18c684bac103bc16af38c42e0ab3405f2f4eb945e2eaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c986d247294f7f7dcbf18c684bac103bc16af38c42e0ab3405f2f4eb945e2eaf", kill_on_drop: false }`
[INFO] [stdout] c986d247294f7f7dcbf18c684bac103bc16af38c42e0ab3405f2f4eb945e2eaf