[INFO] fetching crate younger_minigrep 0.1.0... [INFO] testing younger_minigrep-0.1.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate younger_minigrep 0.1.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate younger_minigrep 0.1.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate younger_minigrep 0.1.0 [INFO] finished tweaking crates.io crate younger_minigrep 0.1.0 [INFO] tweaked toml for crates.io crate younger_minigrep 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate crates.io crate younger_minigrep 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] e30cde9919678af7812fcef6d3e2703eee51af47920fc41b95c07030b4502003 [INFO] running `Command { std: "docker" "start" "-a" "e30cde9919678af7812fcef6d3e2703eee51af47920fc41b95c07030b4502003", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e30cde9919678af7812fcef6d3e2703eee51af47920fc41b95c07030b4502003", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e30cde9919678af7812fcef6d3e2703eee51af47920fc41b95c07030b4502003", kill_on_drop: false }` [INFO] [stdout] e30cde9919678af7812fcef6d3e2703eee51af47920fc41b95c07030b4502003 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 631a51d6dfad1c8fcdd822c7469de9d6a5aca5b96e3253dfe93ac97419567699 [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" "631a51d6dfad1c8fcdd822c7469de9d6a5aca5b96e3253dfe93ac97419567699", kill_on_drop: false }` [INFO] [stderr] Compiling younger_minigrep v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.93s [INFO] running `Command { std: "docker" "inspect" "631a51d6dfad1c8fcdd822c7469de9d6a5aca5b96e3253dfe93ac97419567699", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "631a51d6dfad1c8fcdd822c7469de9d6a5aca5b96e3253dfe93ac97419567699", kill_on_drop: false }` [INFO] [stdout] 631a51d6dfad1c8fcdd822c7469de9d6a5aca5b96e3253dfe93ac97419567699 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 96b75e3e41a2e35a7b9e2c07bcc868a892bc98b886e09af2f7f805a76e819eee [INFO] running `Command { std: "docker" "start" "-a" "96b75e3e41a2e35a7b9e2c07bcc868a892bc98b886e09af2f7f805a76e819eee", kill_on_drop: false }` [INFO] [stderr] Compiling younger_minigrep v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.08s [INFO] running `Command { std: "docker" "inspect" "96b75e3e41a2e35a7b9e2c07bcc868a892bc98b886e09af2f7f805a76e819eee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96b75e3e41a2e35a7b9e2c07bcc868a892bc98b886e09af2f7f805a76e819eee", kill_on_drop: false }` [INFO] [stdout] 96b75e3e41a2e35a7b9e2c07bcc868a892bc98b886e09af2f7f805a76e819eee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] c6f4ae39ca2e1afd32cd0dc269e78317373c87dc9becfdd62314d5bbf7b58f86 [INFO] running `Command { std: "docker" "start" "-a" "c6f4ae39ca2e1afd32cd0dc269e78317373c87dc9becfdd62314d5bbf7b58f86", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/younger_minigrep-a6368dbceb5e60db) [INFO] [stdout] test tests::case_insensitive ... ok [INFO] [stdout] test tests::case_sensitive ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/younger_minigrep-e8d891c5a2246222) [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] [stderr] Doc-tests younger_minigrep [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" "c6f4ae39ca2e1afd32cd0dc269e78317373c87dc9becfdd62314d5bbf7b58f86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6f4ae39ca2e1afd32cd0dc269e78317373c87dc9becfdd62314d5bbf7b58f86", kill_on_drop: false }` [INFO] [stdout] c6f4ae39ca2e1afd32cd0dc269e78317373c87dc9becfdd62314d5bbf7b58f86