[INFO] cloning repository https://github.com/AustinHartman/debruijn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AustinHartman/debruijn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAustinHartman%2Fdebruijn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAustinHartman%2Fdebruijn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2086ce14d40889780c2db78ed7fff007c70f52e
[INFO] testing AustinHartman/debruijn against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAustinHartman%2Fdebruijn" "/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/AustinHartman/debruijn 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/AustinHartman/debruijn
[INFO] finished tweaking git repo https://github.com/AustinHartman/debruijn
[INFO] tweaked toml for git repo https://github.com/AustinHartman/debruijn written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/AustinHartman/debruijn 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] [stderr]     Blocking waiting for file lock on package cache
[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] 238c333551e55df034d71632a03caf2bfd4735cb280c5029edc4fc6defafbcfe
[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" "238c333551e55df034d71632a03caf2bfd4735cb280c5029edc4fc6defafbcfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "238c333551e55df034d71632a03caf2bfd4735cb280c5029edc4fc6defafbcfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "238c333551e55df034d71632a03caf2bfd4735cb280c5029edc4fc6defafbcfe", kill_on_drop: false }`
[INFO] [stdout] 238c333551e55df034d71632a03caf2bfd4735cb280c5029edc4fc6defafbcfe
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aa0355de9de1f46d5e62ac8f83115f22cf3ca6274258d231f439beb5ec4cc870
[INFO] running `Command { std: "docker" "start" "-a" "aa0355de9de1f46d5e62ac8f83115f22cf3ca6274258d231f439beb5ec4cc870", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling bitvec v0.17.1
[INFO] [stderr]    Compiling debruijn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `remove_kmer`
[INFO] [stdout]   --> src/graph.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn remove_kmer(&mut self, kmer: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 12.55s
[INFO] running `Command { std: "docker" "inspect" "aa0355de9de1f46d5e62ac8f83115f22cf3ca6274258d231f439beb5ec4cc870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa0355de9de1f46d5e62ac8f83115f22cf3ca6274258d231f439beb5ec4cc870", kill_on_drop: false }`
[INFO] [stdout] aa0355de9de1f46d5e62ac8f83115f22cf3ca6274258d231f439beb5ec4cc870
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c46e7edab86fee126a3887b722eb3d8960dfe74ed03f35b9e9a826bb3d2230c5
[INFO] running `Command { std: "docker" "start" "-a" "c46e7edab86fee126a3887b722eb3d8960dfe74ed03f35b9e9a826bb3d2230c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling debruijn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `remove_kmer`
[INFO] [stdout]   --> src/graph.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn remove_kmer(&mut self, kmer: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 0.49s
[INFO] running `Command { std: "docker" "inspect" "c46e7edab86fee126a3887b722eb3d8960dfe74ed03f35b9e9a826bb3d2230c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c46e7edab86fee126a3887b722eb3d8960dfe74ed03f35b9e9a826bb3d2230c5", kill_on_drop: false }`
[INFO] [stdout] c46e7edab86fee126a3887b722eb3d8960dfe74ed03f35b9e9a826bb3d2230c5
[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] [stdout] 3b42e8abeb612722d78686085adff018e5eef13e7576d561ac882faa9cea5dda
[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" "3b42e8abeb612722d78686085adff018e5eef13e7576d561ac882faa9cea5dda", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `remove_kmer`
[INFO] [stderr]   --> src/graph.rs:32:12
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn remove_kmer(&mut self, kmer: &str) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/debruijn-3d69e2490f1c3464
[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" "3b42e8abeb612722d78686085adff018e5eef13e7576d561ac882faa9cea5dda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b42e8abeb612722d78686085adff018e5eef13e7576d561ac882faa9cea5dda", kill_on_drop: false }`
[INFO] [stdout] 3b42e8abeb612722d78686085adff018e5eef13e7576d561ac882faa9cea5dda