[INFO] fetching crate randomwalk 0.1.3...
[INFO] testing randomwalk-0.1.3 against 1.54.0 for beta-1.55-1
[INFO] extracting crate randomwalk 0.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate randomwalk 0.1.3 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate randomwalk 0.1.3
[INFO] finished tweaking crates.io crate randomwalk 0.1.3
[INFO] tweaked toml for crates.io crate randomwalk 0.1.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc7e3e209f10735f9e285e09893759385c22e47601596fba37ab1ba494ebe07b
[INFO] running `Command { std: "docker" "start" "-a" "dc7e3e209f10735f9e285e09893759385c22e47601596fba37ab1ba494ebe07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc7e3e209f10735f9e285e09893759385c22e47601596fba37ab1ba494ebe07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc7e3e209f10735f9e285e09893759385c22e47601596fba37ab1ba494ebe07b", kill_on_drop: false }`
[INFO] [stdout] dc7e3e209f10735f9e285e09893759385c22e47601596fba37ab1ba494ebe07b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a7a38192d2597e3cba4c324931d7cfd6e91c79eb9d8196756aa4d4ef8dd7a39
[INFO] running `Command { std: "docker" "start" "-a" "8a7a38192d2597e3cba4c324931d7cfd6e91c79eb9d8196756aa4d4ef8dd7a39", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rand_hc v0.3.1
[INFO] [stderr]    Compiling rand_distr v0.4.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling randomwalk v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `Command { std: "docker" "inspect" "8a7a38192d2597e3cba4c324931d7cfd6e91c79eb9d8196756aa4d4ef8dd7a39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a7a38192d2597e3cba4c324931d7cfd6e91c79eb9d8196756aa4d4ef8dd7a39", kill_on_drop: false }`
[INFO] [stdout] 8a7a38192d2597e3cba4c324931d7cfd6e91c79eb9d8196756aa4d4ef8dd7a39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d48c24ddab7f0a4816151504d21d8e30fce6538c531e9674707f4ed923c4ab11
[INFO] running `Command { std: "docker" "start" "-a" "d48c24ddab7f0a4816151504d21d8e30fce6538c531e9674707f4ed923c4ab11", kill_on_drop: false }`
[INFO] [stderr]    Compiling randomwalk v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "d48c24ddab7f0a4816151504d21d8e30fce6538c531e9674707f4ed923c4ab11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d48c24ddab7f0a4816151504d21d8e30fce6538c531e9674707f4ed923c4ab11", kill_on_drop: false }`
[INFO] [stdout] d48c24ddab7f0a4816151504d21d8e30fce6538c531e9674707f4ed923c4ab11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b8f7c055e8826d848adcb376de05401c3c6fec0c30085c81bfbd58d1801afc65
[INFO] running `Command { std: "docker" "start" "-a" "b8f7c055e8826d848adcb376de05401c3c6fec0c30085c81bfbd58d1801afc65", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/randomwalk-a41f2f69764752e4)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests randomwalk
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b8f7c055e8826d848adcb376de05401c3c6fec0c30085c81bfbd58d1801afc65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8f7c055e8826d848adcb376de05401c3c6fec0c30085c81bfbd58d1801afc65", kill_on_drop: false }`
[INFO] [stdout] b8f7c055e8826d848adcb376de05401c3c6fec0c30085c81bfbd58d1801afc65
