[INFO] fetching crate fail 0.4.0...
[INFO] testing fail-0.4.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate fail 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate fail 0.4.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fail 0.4.0
[INFO] finished tweaking crates.io crate fail 0.4.0
[INFO] tweaked toml for crates.io crate fail 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c9a39d71e08271d773c9a8a62cdf455d980cfce72289afc74e169fc7f4eae51
[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" "7c9a39d71e08271d773c9a8a62cdf455d980cfce72289afc74e169fc7f4eae51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c9a39d71e08271d773c9a8a62cdf455d980cfce72289afc74e169fc7f4eae51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c9a39d71e08271d773c9a8a62cdf455d980cfce72289afc74e169fc7f4eae51", kill_on_drop: false }`
[INFO] [stdout] 7c9a39d71e08271d773c9a8a62cdf455d980cfce72289afc74e169fc7f4eae51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7354373f1ec6f5470870a36d2725ed90783fc46ddb0d3cc79e4c1e6d0508b2e
[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" "d7354373f1ec6f5470870a36d2725ed90783fc46ddb0d3cc79e4c1e6d0508b2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling fail v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "d7354373f1ec6f5470870a36d2725ed90783fc46ddb0d3cc79e4c1e6d0508b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7354373f1ec6f5470870a36d2725ed90783fc46ddb0d3cc79e4c1e6d0508b2e", kill_on_drop: false }`
[INFO] [stdout] d7354373f1ec6f5470870a36d2725ed90783fc46ddb0d3cc79e4c1e6d0508b2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d55fbe9faf45fb1551f52768999c35cf401a71204025b1380e391d8aa0497e9
[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" "9d55fbe9faf45fb1551f52768999c35cf401a71204025b1380e391d8aa0497e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling fail v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "9d55fbe9faf45fb1551f52768999c35cf401a71204025b1380e391d8aa0497e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d55fbe9faf45fb1551f52768999c35cf401a71204025b1380e391d8aa0497e9", kill_on_drop: false }`
[INFO] [stdout] 9d55fbe9faf45fb1551f52768999c35cf401a71204025b1380e391d8aa0497e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6e16d62146b955e97d5bed237a591f78cd43880e10f934d6d9983eba464e95ec
[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" "6e16d62146b955e97d5bed237a591f78cd43880e10f934d6d9983eba464e95ec", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fail-fd81ed8a2f76edad
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::test_has_failpoints ... ok
[INFO] [stdout] test tests::test_off ... ok
[INFO] [stdout] test tests::test_setup_and_teardown ... ignored
[INFO] [stdout] test tests::test_print ... ok
[INFO] [stdout] test tests::test_frequency_and_count ... 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 ... 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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-854693ddfcf8e83c
[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] [stdout] test test_yield ... ok
[INFO] [stdout] test test_list ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 9 ignored; 0 measured; 0 filtered out
[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 177) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/lib.rs - (line 133) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6e16d62146b955e97d5bed237a591f78cd43880e10f934d6d9983eba464e95ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e16d62146b955e97d5bed237a591f78cd43880e10f934d6d9983eba464e95ec", kill_on_drop: false }`
[INFO] [stdout] 6e16d62146b955e97d5bed237a591f78cd43880e10f934d6d9983eba464e95ec