[INFO] cloning repository https://github.com/ryanobeirne/monte_carlo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryanobeirne/monte_carlo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanobeirne%2Fmonte_carlo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanobeirne%2Fmonte_carlo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 275da0d4053df07288ab333033610fdaedf0a4f3
[INFO] testing ryanobeirne/monte_carlo against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanobeirne%2Fmonte_carlo" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ryanobeirne/monte_carlo 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 git repo https://github.com/ryanobeirne/monte_carlo
[INFO] finished tweaking git repo https://github.com/ryanobeirne/monte_carlo
[INFO] tweaked toml for git repo https://github.com/ryanobeirne/monte_carlo written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ryanobeirne/monte_carlo already has a lockfile, it will not be regenerated
[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-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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 029b14e41e0d3efcf55d61e2f98c73838fedce04cb76fe000c9e197b4db37799
[INFO] running `Command { std: "docker" "start" "-a" "029b14e41e0d3efcf55d61e2f98c73838fedce04cb76fe000c9e197b4db37799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "029b14e41e0d3efcf55d61e2f98c73838fedce04cb76fe000c9e197b4db37799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "029b14e41e0d3efcf55d61e2f98c73838fedce04cb76fe000c9e197b4db37799", kill_on_drop: false }`
[INFO] [stdout] 029b14e41e0d3efcf55d61e2f98c73838fedce04cb76fe000c9e197b4db37799
[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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13048a4b67d957f92d3f80b6b37fafcbdb6c77662119a2f603f5b73f8eb93c04
[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" "13048a4b67d957f92d3f80b6b37fafcbdb6c77662119a2f603f5b73f8eb93c04", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.8
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.0
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling monte_carlo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.40s
[INFO] running `Command { std: "docker" "inspect" "13048a4b67d957f92d3f80b6b37fafcbdb6c77662119a2f603f5b73f8eb93c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13048a4b67d957f92d3f80b6b37fafcbdb6c77662119a2f603f5b73f8eb93c04", kill_on_drop: false }`
[INFO] [stdout] 13048a4b67d957f92d3f80b6b37fafcbdb6c77662119a2f603f5b73f8eb93c04
[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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f62e52683d80e1e370019f38f319b32f6bf0f68be15a055eebf3f237c606d4e9
[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" "f62e52683d80e1e370019f38f319b32f6bf0f68be15a055eebf3f237c606d4e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling monte_carlo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "f62e52683d80e1e370019f38f319b32f6bf0f68be15a055eebf3f237c606d4e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f62e52683d80e1e370019f38f319b32f6bf0f68be15a055eebf3f237c606d4e9", kill_on_drop: false }`
[INFO] [stdout] f62e52683d80e1e370019f38f319b32f6bf0f68be15a055eebf3f237c606d4e9
[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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 9f6d933cc6f590d766698923d66fc09a30fd834713ccd2038239d4195324e519
[INFO] running `Command { std: "docker" "start" "-a" "9f6d933cc6f590d766698923d66fc09a30fd834713ccd2038239d4195324e519", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/monte_carlo-50235a8a46aa66b4
[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] running `Command { std: "docker" "inspect" "9f6d933cc6f590d766698923d66fc09a30fd834713ccd2038239d4195324e519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f6d933cc6f590d766698923d66fc09a30fd834713ccd2038239d4195324e519", kill_on_drop: false }`
[INFO] [stdout] 9f6d933cc6f590d766698923d66fc09a30fd834713ccd2038239d4195324e519