[INFO] cloning repository https://github.com/liamross/rust-prime-finder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/liamross/rust-prime-finder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliamross%2Frust-prime-finder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliamross%2Frust-prime-finder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ddf064b3975d2ab3c29b156f6ea3cf9fc971688e
[INFO] testing liamross/rust-prime-finder against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliamross%2Frust-prime-finder" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  50% (2/4)
Updating files:  75% (3/4)
Updating files: 100% (4/4)
Updating files: 100% (4/4), done.
[INFO] validating manifest of git repo https://github.com/liamross/rust-prime-finder on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/liamross/rust-prime-finder
[INFO] finished tweaking git repo https://github.com/liamross/rust-prime-finder
[INFO] tweaked toml for git repo https://github.com/liamross/rust-prime-finder written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/liamross/rust-prime-finder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27f11dce85ef6fa7f78e5fd79dc3265aec1a16f28cae8e458b84b8ea53e439d3
[INFO] running `Command { std: "docker" "start" "-a" "27f11dce85ef6fa7f78e5fd79dc3265aec1a16f28cae8e458b84b8ea53e439d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27f11dce85ef6fa7f78e5fd79dc3265aec1a16f28cae8e458b84b8ea53e439d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27f11dce85ef6fa7f78e5fd79dc3265aec1a16f28cae8e458b84b8ea53e439d3", kill_on_drop: false }`
[INFO] [stdout] 27f11dce85ef6fa7f78e5fd79dc3265aec1a16f28cae8e458b84b8ea53e439d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c39325242be042e96e8400eaa620b325a0748b07586c7fae7a4303a6a183fc76
[INFO] running `Command { std: "docker" "start" "-a" "c39325242be042e96e8400eaa620b325a0748b07586c7fae7a4303a6a183fc76", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling find-prime v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `Command { std: "docker" "inspect" "c39325242be042e96e8400eaa620b325a0748b07586c7fae7a4303a6a183fc76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c39325242be042e96e8400eaa620b325a0748b07586c7fae7a4303a6a183fc76", kill_on_drop: false }`
[INFO] [stdout] c39325242be042e96e8400eaa620b325a0748b07586c7fae7a4303a6a183fc76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fcb6e8331d31f40e33470b079df40f99d8c353f23c4d673eefeef85aba9c6a0
[INFO] running `Command { std: "docker" "start" "-a" "5fcb6e8331d31f40e33470b079df40f99d8c353f23c4d673eefeef85aba9c6a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-prime v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "5fcb6e8331d31f40e33470b079df40f99d8c353f23c4d673eefeef85aba9c6a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fcb6e8331d31f40e33470b079df40f99d8c353f23c4d673eefeef85aba9c6a0", kill_on_drop: false }`
[INFO] [stdout] 5fcb6e8331d31f40e33470b079df40f99d8c353f23c4d673eefeef85aba9c6a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 89f82c2cbe18fd7f34d9faa2ef538185116b67e5ddcbb3752103b6981e7e71b8
[INFO] running `Command { std: "docker" "start" "-a" "89f82c2cbe18fd7f34d9faa2ef538185116b67e5ddcbb3752103b6981e7e71b8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/find_prime-bb4c564b9e0f9612)
[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" "89f82c2cbe18fd7f34d9faa2ef538185116b67e5ddcbb3752103b6981e7e71b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89f82c2cbe18fd7f34d9faa2ef538185116b67e5ddcbb3752103b6981e7e71b8", kill_on_drop: false }`
[INFO] [stdout] 89f82c2cbe18fd7f34d9faa2ef538185116b67e5ddcbb3752103b6981e7e71b8