[INFO] fetching crate fail 0.5.0...
[INFO] testing fail-0.5.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate fail 0.5.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate fail 0.5.0 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 fail 0.5.0
[INFO] finished tweaking crates.io crate fail 0.5.0
[INFO] tweaked toml for crates.io crate fail 0.5.0 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] [stdout] 62b7b2ad0f6b894df5caf1f064df863630b557068e4fa473ce1156b581948b94
[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" "62b7b2ad0f6b894df5caf1f064df863630b557068e4fa473ce1156b581948b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62b7b2ad0f6b894df5caf1f064df863630b557068e4fa473ce1156b581948b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62b7b2ad0f6b894df5caf1f064df863630b557068e4fa473ce1156b581948b94", kill_on_drop: false }`
[INFO] [stdout] 62b7b2ad0f6b894df5caf1f064df863630b557068e4fa473ce1156b581948b94
[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] a2fb64be31fa81d82d10f2639057737fd8c5f881cb3893a22609410f06281406
[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" "a2fb64be31fa81d82d10f2639057737fd8c5f881cb3893a22609410f06281406", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling fail v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.12s
[INFO] running `Command { std: "docker" "inspect" "a2fb64be31fa81d82d10f2639057737fd8c5f881cb3893a22609410f06281406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2fb64be31fa81d82d10f2639057737fd8c5f881cb3893a22609410f06281406", kill_on_drop: false }`
[INFO] [stdout] a2fb64be31fa81d82d10f2639057737fd8c5f881cb3893a22609410f06281406
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c8cad5ae73ae75c1fe419924ee31a593e183c9c229386927532fd2f6220e300f
[INFO] running `Command { std: "docker" "start" "-a" "c8cad5ae73ae75c1fe419924ee31a593e183c9c229386927532fd2f6220e300f", kill_on_drop: false }`
[INFO] [stderr]    Compiling fail v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.79s
[INFO] running `Command { std: "docker" "inspect" "c8cad5ae73ae75c1fe419924ee31a593e183c9c229386927532fd2f6220e300f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8cad5ae73ae75c1fe419924ee31a593e183c9c229386927532fd2f6220e300f", kill_on_drop: false }`
[INFO] [stdout] c8cad5ae73ae75c1fe419924ee31a593e183c9c229386927532fd2f6220e300f
[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] [stdout] ded34918c992d5d7cbc59e14c505a78e10d338b821515a2d9668584442a0bc7a
[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" "ded34918c992d5d7cbc59e14c505a78e10d338b821515a2d9668584442a0bc7a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fail-72446fb7ca1452db)
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::test_has_failpoints ... ok
[INFO] [stdout] test tests::test_setup_and_teardown ... ignored
[INFO] [stdout] test tests::test_off ... ok
[INFO] [stdout] test tests::test_frequency_and_count ... ok
[INFO] [stdout] test tests::test_print ... ok
[INFO] [stdout] test tests::test_parse ... ok
[INFO] [stdout] test tests::test_return ... ok
[INFO] [stdout] test tests::test_yield ... ok
[INFO] [stdout] test tests::test_panic - should panic ... ok
[INFO] [stdout] test tests::test_delay ... ok
[INFO] [stdout] test tests::test_sleep ... ok
[INFO] [stdout] test tests::test_pause ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_callback ... ignored
[INFO] [stdout] test test_condition ... ignored
[INFO] [stdout] test test_delay ... ignored
[INFO] [stdout] test test_freq_and_count ... ignored
[INFO] [stdout] test test_panic ... ignored
[INFO] [stdout] test test_pause ... ignored
[INFO] [stdout] test test_print ... ignored
[INFO] [stdout] test test_return ... ignored
[INFO] [stdout] test test_sleep ... ignored
[INFO] [stdout] test test_off ... ok
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-7baec4f841e94648)
[INFO] [stdout] test test_list ... ok
[INFO] [stdout] test test_yield ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 9 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fail
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 84) ... ok
[INFO] [stdout] test src/lib.rs - (line 133) ... ok
[INFO] [stdout] test src/lib.rs - (line 177) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ded34918c992d5d7cbc59e14c505a78e10d338b821515a2d9668584442a0bc7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ded34918c992d5d7cbc59e14c505a78e10d338b821515a2d9668584442a0bc7a", kill_on_drop: false }`
[INFO] [stdout] ded34918c992d5d7cbc59e14c505a78e10d338b821515a2d9668584442a0bc7a