[INFO] fetching crate seqdiff 0.2.4...
[INFO] checking seqdiff-0.2.4 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate seqdiff 0.2.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate seqdiff 0.2.4 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/.cargo/config
[INFO] started tweaking crates.io crate seqdiff 0.2.4
[INFO] finished tweaking crates.io crate seqdiff 0.2.4
[INFO] tweaked toml for crates.io crate seqdiff 0.2.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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" "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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcf338f6de459ee8ec40d9aae9b40e53e7260e4c58da3b5da5ed29bf4988aeaa
[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" "fcf338f6de459ee8ec40d9aae9b40e53e7260e4c58da3b5da5ed29bf4988aeaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcf338f6de459ee8ec40d9aae9b40e53e7260e4c58da3b5da5ed29bf4988aeaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcf338f6de459ee8ec40d9aae9b40e53e7260e4c58da3b5da5ed29bf4988aeaa", kill_on_drop: false }`
[INFO] [stdout] fcf338f6de459ee8ec40d9aae9b40e53e7260e4c58da3b5da5ed29bf4988aeaa
[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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e432d9ac7a3160930b177ce10681e0b7b548619800ab4b94fa9c0dfc98e9a9c7
[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" "e432d9ac7a3160930b177ce10681e0b7b548619800ab4b94fa9c0dfc98e9a9c7", kill_on_drop: false }`
[INFO] [stderr]     Checking seqdiff v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling rstest v0.6.4
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.01s
[INFO] running `Command { std: "docker" "inspect" "e432d9ac7a3160930b177ce10681e0b7b548619800ab4b94fa9c0dfc98e9a9c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e432d9ac7a3160930b177ce10681e0b7b548619800ab4b94fa9c0dfc98e9a9c7", kill_on_drop: false }`
[INFO] [stdout] e432d9ac7a3160930b177ce10681e0b7b548619800ab4b94fa9c0dfc98e9a9c7