[INFO] cloning repository https://github.com/PurpleHexagon/note-frequency-calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PurpleHexagon/note-frequency-calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleHexagon%2Fnote-frequency-calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleHexagon%2Fnote-frequency-calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f98256c659841043db434820bdb122dc96d04f4
[INFO] testing PurpleHexagon/note-frequency-calculator against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleHexagon%2Fnote-frequency-calculator" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PurpleHexagon/note-frequency-calculator on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PurpleHexagon/note-frequency-calculator
[INFO] finished tweaking git repo https://github.com/PurpleHexagon/note-frequency-calculator
[INFO] tweaked toml for git repo https://github.com/PurpleHexagon/note-frequency-calculator written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/PurpleHexagon/note-frequency-calculator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c26a552d24923c640184ad4f62bbe386f926ae89f24fe5d16ad3550bddf18a7e
[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" "c26a552d24923c640184ad4f62bbe386f926ae89f24fe5d16ad3550bddf18a7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c26a552d24923c640184ad4f62bbe386f926ae89f24fe5d16ad3550bddf18a7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c26a552d24923c640184ad4f62bbe386f926ae89f24fe5d16ad3550bddf18a7e", kill_on_drop: false }`
[INFO] [stdout] c26a552d24923c640184ad4f62bbe386f926ae89f24fe5d16ad3550bddf18a7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bb271edcdd6c8a29b5c925e23f2781d74760e1cace0c9ab4f3cd7601f94f821
[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" "4bb271edcdd6c8a29b5c925e23f2781d74760e1cace0c9ab4f3cd7601f94f821", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.30
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]    Compiling freqgen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `Command { std: "docker" "inspect" "4bb271edcdd6c8a29b5c925e23f2781d74760e1cace0c9ab4f3cd7601f94f821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bb271edcdd6c8a29b5c925e23f2781d74760e1cace0c9ab4f3cd7601f94f821", kill_on_drop: false }`
[INFO] [stdout] 4bb271edcdd6c8a29b5c925e23f2781d74760e1cace0c9ab4f3cd7601f94f821
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d34ca07b13bbecdf11ef9910f68de83aff896cbf8604b0a41e64c5ae491b0c7
[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" "3d34ca07b13bbecdf11ef9910f68de83aff896cbf8604b0a41e64c5ae491b0c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling freqgen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "3d34ca07b13bbecdf11ef9910f68de83aff896cbf8604b0a41e64c5ae491b0c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d34ca07b13bbecdf11ef9910f68de83aff896cbf8604b0a41e64c5ae491b0c7", kill_on_drop: false }`
[INFO] [stdout] 3d34ca07b13bbecdf11ef9910f68de83aff896cbf8604b0a41e64c5ae491b0c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] f7feb7ad0f886c3f1ba8840df2932e71b9fdc1dce1db48a085a5f4fe1a8d34ab
[INFO] running `Command { std: "docker" "start" "-a" "f7feb7ad0f886c3f1ba8840df2932e71b9fdc1dce1db48a085a5f4fe1a8d34ab", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/freqgen-d05acc9174ba7da9
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test ensure_note_and_frequency_correct_for_a4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f7feb7ad0f886c3f1ba8840df2932e71b9fdc1dce1db48a085a5f4fe1a8d34ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7feb7ad0f886c3f1ba8840df2932e71b9fdc1dce1db48a085a5f4fe1a8d34ab", kill_on_drop: false }`
[INFO] [stdout] f7feb7ad0f886c3f1ba8840df2932e71b9fdc1dce1db48a085a5f4fe1a8d34ab