[INFO] cloning repository https://github.com/FreeMasen/log_maintenance
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FreeMasen/log_maintenance" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Flog_maintenance", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Flog_maintenance'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 523162bc4d06f4d803833a052a086456a93f4ff4
[INFO] testing FreeMasen/log_maintenance against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Flog_maintenance" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FreeMasen/log_maintenance 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/FreeMasen/log_maintenance
[INFO] finished tweaking git repo https://github.com/FreeMasen/log_maintenance
[INFO] tweaked toml for git repo https://github.com/FreeMasen/log_maintenance written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/FreeMasen/log_maintenance 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] a6cc9251336ecdc037b15c6755d3041d601a07d9f57a787ceb6b2cb6775b2ca9
[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" "a6cc9251336ecdc037b15c6755d3041d601a07d9f57a787ceb6b2cb6775b2ca9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6cc9251336ecdc037b15c6755d3041d601a07d9f57a787ceb6b2cb6775b2ca9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6cc9251336ecdc037b15c6755d3041d601a07d9f57a787ceb6b2cb6775b2ca9", kill_on_drop: false }`
[INFO] [stdout] a6cc9251336ecdc037b15c6755d3041d601a07d9f57a787ceb6b2cb6775b2ca9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 3a84e72ff9008fb27727b58de828c07239a388da85c653c120cbecbf9093891d
[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" "3a84e72ff9008fb27727b58de828c07239a388da85c653c120cbecbf9093891d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling dirs v1.0.4
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling toml v0.4.6
[INFO] [stderr]    Compiling log_maintenance v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:39:16
[INFO] [stdout]    |
[INFO] [stdout] 39 |     for (name, mut log) in files.iter_mut() {
[INFO] [stdout]    |                ----^^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.35s
[INFO] running `Command { std: "docker" "inspect" "3a84e72ff9008fb27727b58de828c07239a388da85c653c120cbecbf9093891d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a84e72ff9008fb27727b58de828c07239a388da85c653c120cbecbf9093891d", kill_on_drop: false }`
[INFO] [stdout] 3a84e72ff9008fb27727b58de828c07239a388da85c653c120cbecbf9093891d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] f010e17c2246ce4bb82d0d022649e4109acb4df4ce4c537aad6026fd7c255f59
[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" "f010e17c2246ce4bb82d0d022649e4109acb4df4ce4c537aad6026fd7c255f59", kill_on_drop: false }`
[INFO] [stderr]    Compiling log_maintenance v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:39:16
[INFO] [stdout]    |
[INFO] [stdout] 39 |     for (name, mut log) in files.iter_mut() {
[INFO] [stdout]    |                ----^^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "f010e17c2246ce4bb82d0d022649e4109acb4df4ce4c537aad6026fd7c255f59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f010e17c2246ce4bb82d0d022649e4109acb4df4ce4c537aad6026fd7c255f59", kill_on_drop: false }`
[INFO] [stdout] f010e17c2246ce4bb82d0d022649e4109acb4df4ce4c537aad6026fd7c255f59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] e0c0ba7e92ba86bdf81e1e730674da68a85fe7fe3ca7bb35a3a29e421f02fc12
[INFO] running `Command { std: "docker" "start" "-a" "e0c0ba7e92ba86bdf81e1e730674da68a85fe7fe3ca7bb35a3a29e421f02fc12", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:39:16
[INFO] [stderr]    |
[INFO] [stderr] 39 |     for (name, mut log) in files.iter_mut() {
[INFO] [stderr]    |                ----^^^
[INFO] [stderr]    |                |
[INFO] [stderr]    |                help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/log_maintenance-0b8e065b7353ebff
[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" "e0c0ba7e92ba86bdf81e1e730674da68a85fe7fe3ca7bb35a3a29e421f02fc12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0c0ba7e92ba86bdf81e1e730674da68a85fe7fe3ca7bb35a3a29e421f02fc12", kill_on_drop: false }`
[INFO] [stdout] e0c0ba7e92ba86bdf81e1e730674da68a85fe7fe3ca7bb35a3a29e421f02fc12