[INFO] cloning repository https://github.com/Alexei-B/mc_sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Alexei-B/mc_sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexei-B%2Fmc_sim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexei-B%2Fmc_sim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d391b7c25d3ef8d68ae836252feb1e16dce8f94
[INFO] testing Alexei-B/mc_sim against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexei-B%2Fmc_sim" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Alexei-B/mc_sim on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Alexei-B/mc_sim
[INFO] finished tweaking git repo https://github.com/Alexei-B/mc_sim
[INFO] tweaked toml for git repo https://github.com/Alexei-B/mc_sim written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/Alexei-B/mc_sim already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0069e23a5e1e44e7caa5ef7034c234dce43f7ec11465c63a2f4c93c6dd5acbb8
[INFO] running `Command { std: "docker" "start" "-a" "0069e23a5e1e44e7caa5ef7034c234dce43f7ec11465c63a2f4c93c6dd5acbb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0069e23a5e1e44e7caa5ef7034c234dce43f7ec11465c63a2f4c93c6dd5acbb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0069e23a5e1e44e7caa5ef7034c234dce43f7ec11465c63a2f4c93c6dd5acbb8", kill_on_drop: false }`
[INFO] [stdout] 0069e23a5e1e44e7caa5ef7034c234dce43f7ec11465c63a2f4c93c6dd5acbb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5db913b65b09e015af84850883a100497f879ee0bf8c5b007a6942f78183a2d
[INFO] running `Command { std: "docker" "start" "-a" "f5db913b65b09e015af84850883a100497f879ee0bf8c5b007a6942f78183a2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling quick-error v2.0.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling alga v0.9.3
[INFO] [stderr]    Compiling rand v0.8.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling nalgebra v0.19.0
[INFO] [stderr]    Compiling fraction v0.8.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling cached_proc_macro v0.6.0
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling cached v0.22.0
[INFO] [stderr]    Compiling statrs v0.13.0
[INFO] [stderr]    Compiling mc_sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.16s
[INFO] running `Command { std: "docker" "inspect" "f5db913b65b09e015af84850883a100497f879ee0bf8c5b007a6942f78183a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5db913b65b09e015af84850883a100497f879ee0bf8c5b007a6942f78183a2d", kill_on_drop: false }`
[INFO] [stdout] f5db913b65b09e015af84850883a100497f879ee0bf8c5b007a6942f78183a2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abd4fab9faeb9888e5ef60098a9d25008f6a1d1a9b23f54308720b94e877549b
[INFO] running `Command { std: "docker" "start" "-a" "abd4fab9faeb9888e5ef60098a9d25008f6a1d1a9b23f54308720b94e877549b", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling mc_sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.54s
[INFO] running `Command { std: "docker" "inspect" "abd4fab9faeb9888e5ef60098a9d25008f6a1d1a9b23f54308720b94e877549b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abd4fab9faeb9888e5ef60098a9d25008f6a1d1a9b23f54308720b94e877549b", kill_on_drop: false }`
[INFO] [stdout] abd4fab9faeb9888e5ef60098a9d25008f6a1d1a9b23f54308720b94e877549b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ae538a82295e8fa3208710f7baa3780d6de928371abb9a58fc1f72d35e864c0f
[INFO] running `Command { std: "docker" "start" "-a" "ae538a82295e8fa3208710f7baa3780d6de928371abb9a58fc1f72d35e864c0f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mc_sim-beb5d3b7da055a8a)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests mc_sim
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name mc_sim --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cached=/opt/rustwide/target/debug/deps/libcached-6d1e6192cfbce406.rlib --extern csv=/opt/rustwide/target/debug/deps/libcsv-cfbe3d43435157f0.rlib --extern fraction=/opt/rustwide/target/debug/deps/libfraction-af1803eff13b0f3c.rlib --extern humantime=/opt/rustwide/target/debug/deps/libhumantime-02d977057d771e17.rlib --extern mc_sim=/opt/rustwide/target/debug/deps/libmc_sim-8cc7d84e98ef5a90.rlib --extern quick_error=/opt/rustwide/target/debug/deps/libquick_error-89099d35f650e2f9.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-6937269716d35f24.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-bbdc6cf6af41cd9f.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-7fcb60552650effa.so --extern statrs=/opt/rustwide/target/debug/deps/libstatrs-ca4df652e8431212.rlib --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-078143c4176bc037.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "ae538a82295e8fa3208710f7baa3780d6de928371abb9a58fc1f72d35e864c0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae538a82295e8fa3208710f7baa3780d6de928371abb9a58fc1f72d35e864c0f", kill_on_drop: false }`
[INFO] [stdout] ae538a82295e8fa3208710f7baa3780d6de928371abb9a58fc1f72d35e864c0f