[INFO] cloning repository https://github.com/LarryRuane/rust-permutation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LarryRuane/rust-permutation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLarryRuane%2Frust-permutation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLarryRuane%2Frust-permutation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a86acd739174696fa9c5aa28f4c06e7106c079f
[INFO] testing LarryRuane/rust-permutation against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLarryRuane%2Frust-permutation" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LarryRuane/rust-permutation on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LarryRuane/rust-permutation
[INFO] finished tweaking git repo https://github.com/LarryRuane/rust-permutation
[INFO] tweaked toml for git repo https://github.com/LarryRuane/rust-permutation written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/LarryRuane/rust-permutation already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e849db93d0260fb7d3a9c65a0de0c0040bc07371d2ed54422edb5daedfb77ce
[INFO] running `Command { std: "docker" "start" "-a" "4e849db93d0260fb7d3a9c65a0de0c0040bc07371d2ed54422edb5daedfb77ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e849db93d0260fb7d3a9c65a0de0c0040bc07371d2ed54422edb5daedfb77ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e849db93d0260fb7d3a9c65a0de0c0040bc07371d2ed54422edb5daedfb77ce", kill_on_drop: false }`
[INFO] [stdout] 4e849db93d0260fb7d3a9c65a0de0c0040bc07371d2ed54422edb5daedfb77ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 975edd03395ab48447e8cffd0e9746a8c0f50a748841f4442be8b988632b90c2
[INFO] running `Command { std: "docker" "start" "-a" "975edd03395ab48447e8cffd0e9746a8c0f50a748841f4442be8b988632b90c2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling rand v0.5.2
[INFO] [stderr]    Compiling perm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "975edd03395ab48447e8cffd0e9746a8c0f50a748841f4442be8b988632b90c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "975edd03395ab48447e8cffd0e9746a8c0f50a748841f4442be8b988632b90c2", kill_on_drop: false }`
[INFO] [stdout] 975edd03395ab48447e8cffd0e9746a8c0f50a748841f4442be8b988632b90c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 608d302602aecb2f5fb51d12b474d0d293646dc7ff4d4c9f573a325d24b1dd02
[INFO] running `Command { std: "docker" "start" "-a" "608d302602aecb2f5fb51d12b474d0d293646dc7ff4d4c9f573a325d24b1dd02", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling perm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "608d302602aecb2f5fb51d12b474d0d293646dc7ff4d4c9f573a325d24b1dd02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "608d302602aecb2f5fb51d12b474d0d293646dc7ff4d4c9f573a325d24b1dd02", kill_on_drop: false }`
[INFO] [stdout] 608d302602aecb2f5fb51d12b474d0d293646dc7ff4d4c9f573a325d24b1dd02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e953987e36aa1f1cd0815a4cafed6df79127ecd0f722dd0ce9738797494bcf19
[INFO] running `Command { std: "docker" "start" "-a" "e953987e36aa1f1cd0815a4cafed6df79127ecd0f722dd0ce9738797494bcf19", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/perm-3c480fe91dea6acb)
[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" "e953987e36aa1f1cd0815a4cafed6df79127ecd0f722dd0ce9738797494bcf19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e953987e36aa1f1cd0815a4cafed6df79127ecd0f722dd0ce9738797494bcf19", kill_on_drop: false }`
[INFO] [stdout] e953987e36aa1f1cd0815a4cafed6df79127ecd0f722dd0ce9738797494bcf19