[INFO] crate credibility 0.1.3 is already in cache
[INFO] testing credibility-0.1.3 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate credibility 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate credibility 0.1.3 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate credibility 0.1.3
[INFO] finished tweaking crates.io crate credibility 0.1.3
[INFO] tweaked toml for crates.io crate credibility 0.1.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1eeb044dc6435b21db7104b2df822fd0b461b62a51fd75c52f5e5a90b25ca03
[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" "b1eeb044dc6435b21db7104b2df822fd0b461b62a51fd75c52f5e5a90b25ca03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1eeb044dc6435b21db7104b2df822fd0b461b62a51fd75c52f5e5a90b25ca03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1eeb044dc6435b21db7104b2df822fd0b461b62a51fd75c52f5e5a90b25ca03", kill_on_drop: false }`
[INFO] [stdout] b1eeb044dc6435b21db7104b2df822fd0b461b62a51fd75c52f5e5a90b25ca03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--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] 53f1734526762cc8b60ca4731cf9c260946b2983235197d40d17563676f244be
[INFO] running `Command { std: "docker" "start" "-a" "53f1734526762cc8b60ca4731cf9c260946b2983235197d40d17563676f244be", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling credibility v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.52s
[INFO] running `Command { std: "docker" "inspect" "53f1734526762cc8b60ca4731cf9c260946b2983235197d40d17563676f244be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53f1734526762cc8b60ca4731cf9c260946b2983235197d40d17563676f244be", kill_on_drop: false }`
[INFO] [stdout] 53f1734526762cc8b60ca4731cf9c260946b2983235197d40d17563676f244be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 65c83a30f02fcaf0d81a13a03aceac6298a84feb74039ee61313be47a56d6890
[INFO] running `Command { std: "docker" "start" "-a" "65c83a30f02fcaf0d81a13a03aceac6298a84feb74039ee61313be47a56d6890", kill_on_drop: false }`
[INFO] [stderr]    Compiling credibility v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `Command { std: "docker" "inspect" "65c83a30f02fcaf0d81a13a03aceac6298a84feb74039ee61313be47a56d6890", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65c83a30f02fcaf0d81a13a03aceac6298a84feb74039ee61313be47a56d6890", kill_on_drop: false }`
[INFO] [stdout] 65c83a30f02fcaf0d81a13a03aceac6298a84feb74039ee61313be47a56d6890
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 25d1d84e71ee50955348107b4abbea7ae5bbaf7cd951144668d83b831454f86a
[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" "25d1d84e71ee50955348107b4abbea7ae5bbaf7cd951144668d83b831454f86a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/credibility-5cfc34d361d12dd7
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/credibility-9089e92d9d40e045
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test aver_success ... ok
[INFO] [stdout] test ok_result ... ok
[INFO] [stdout] test aver_eq ... ok
[INFO] [stdout] test aver_failures ... ok
[INFO] [stdout] test aver_table ... ok
[INFO] [stdout] test aver_ne ... ok
[INFO] [stdout] test err_result ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_reporter-c06cc39642624bd0
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test panic_with_default_reporter ... ok
[INFO] [stdout] test aver_with_default_reporter ... ok
[INFO] [stdout] test err_result_with_default_reporter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests credibility
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/macros.rs - aver (line 10) ... ok
[INFO] [stdout] test src/macros.rs - aver_ne (line 104) ... ok
[INFO] [stdout] test src/macros.rs - test_block (line 176) ... ok
[INFO] [stdout] test src/macros.rs - aver (line 23) ... ok
[INFO] [stdout] test src/macros.rs - aver_eq (line 70) ... ok
[INFO] [stdout] test src/macros.rs - aver_eq (line 56) ... ok
[INFO] [stdout] test src/macros.rs - aver_ne (line 118) ... ok
[INFO] [stdout] test src/macros.rs - test_block (line 194) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "25d1d84e71ee50955348107b4abbea7ae5bbaf7cd951144668d83b831454f86a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25d1d84e71ee50955348107b4abbea7ae5bbaf7cd951144668d83b831454f86a", kill_on_drop: false }`
[INFO] [stdout] 25d1d84e71ee50955348107b4abbea7ae5bbaf7cd951144668d83b831454f86a