[INFO] fetching crate credent_fs 0.4.1...
[INFO] testing credent_fs-0.4.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate credent_fs 0.4.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate credent_fs 0.4.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate credent_fs 0.4.1
[INFO] finished tweaking crates.io crate credent_fs 0.4.1
[INFO] tweaked toml for crates.io crate credent_fs 0.4.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 2355d8d87f35d6b1e4b5b71664becf7c7ce1f41b4fab2695018bccb8f21960b9
[INFO] running `Command { std: "docker" "start" "-a" "2355d8d87f35d6b1e4b5b71664becf7c7ce1f41b4fab2695018bccb8f21960b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2355d8d87f35d6b1e4b5b71664becf7c7ce1f41b4fab2695018bccb8f21960b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2355d8d87f35d6b1e4b5b71664becf7c7ce1f41b4fab2695018bccb8f21960b9", kill_on_drop: false }`
[INFO] [stdout] 2355d8d87f35d6b1e4b5b71664becf7c7ce1f41b4fab2695018bccb8f21960b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e52a4716fad62f54dab1fafdf3a0d006f45f1b2568c272c34080a9c1ad1ad4a8
[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" "e52a4716fad62f54dab1fafdf3a0d006f45f1b2568c272c34080a9c1ad1ad4a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling fastrand v1.5.0
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling blocking v1.1.0
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]    Compiling async-fs v1.5.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling credent_model v0.4.1
[INFO] [stderr]    Compiling credent_fs_model v0.4.1
[INFO] [stderr]    Compiling credent_fs v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.01s
[INFO] running `Command { std: "docker" "inspect" "e52a4716fad62f54dab1fafdf3a0d006f45f1b2568c272c34080a9c1ad1ad4a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e52a4716fad62f54dab1fafdf3a0d006f45f1b2568c272c34080a9c1ad1ad4a8", kill_on_drop: false }`
[INFO] [stdout] e52a4716fad62f54dab1fafdf3a0d006f45f1b2568c272c34080a9c1ad1ad4a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 333a366c8c1480b16948176eb14e17f67fe76d7be46795f5be29bc2e1b13002e
[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" "333a366c8c1480b16948176eb14e17f67fe76d7be46795f5be29bc2e1b13002e", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling socket2 v0.4.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling polling v2.2.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling async-net v1.6.1
[INFO] [stderr]    Compiling async-process v1.3.0
[INFO] [stderr]    Compiling smol v1.2.5
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling credent_fs v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.34s
[INFO] running `Command { std: "docker" "inspect" "333a366c8c1480b16948176eb14e17f67fe76d7be46795f5be29bc2e1b13002e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "333a366c8c1480b16948176eb14e17f67fe76d7be46795f5be29bc2e1b13002e", kill_on_drop: false }`
[INFO] [stdout] 333a366c8c1480b16948176eb14e17f67fe76d7be46795f5be29bc2e1b13002e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", 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] f376aabdce311d13a66c404f48687af44b92b335884f10ea15194af473f84bcb
[INFO] running `Command { std: "docker" "start" "-a" "f376aabdce311d13a66c404f48687af44b92b335884f10ea15194af473f84bcb", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stdout] running 10 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/credent_fs-1f9b700ab725cb8e)
[INFO] [stdout] test credentials_file_loader::tests::loads_credentials ... ok
[INFO] [stdout] test credentials_file_loader::tests::returns_err_file_non_existent_when_file_not_exist ... ok
[INFO] [stdout] test credentials_file_loader::tests::returns_err_file_is_dir_when_file_is_directory ... ok
[INFO] [stdout] test credentials_file_loader::tests::returns_err_deserialize_when_contents_are_broken ... ok
[INFO] [stdout] test credentials_file_storer::tests::store_file_creates_file_when_non_existent ... ok
[INFO] [stdout] test credentials_file_storer::tests::store_file_adds_profile_when_non_existent ... ok
[INFO] [stdout] test credentials_file_storer::tests::store_many_file_adds_profiles_when_non_existent ... ok
[INFO] [stdout] test credentials_file_storer::tests::store_many_file_replaces_profiles_when_pre_existent ... ok
[INFO] [stdout] test credentials_file_storer::tests::store_many_file_retains_other_existing_profiles ... ok
[INFO] [stdout] test credentials_file_storer::tests::store_file_replaces_profile_when_pre_existent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f376aabdce311d13a66c404f48687af44b92b335884f10ea15194af473f84bcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f376aabdce311d13a66c404f48687af44b92b335884f10ea15194af473f84bcb", kill_on_drop: false }`
[INFO] [stdout] f376aabdce311d13a66c404f48687af44b92b335884f10ea15194af473f84bcb