[INFO] cloning repository https://github.com/mwilliamson/rewrite-c-strings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mwilliamson/rewrite-c-strings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwilliamson%2Frewrite-c-strings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwilliamson%2Frewrite-c-strings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51f69f60bcdd708223cdc363817b5ae153f003c3
[INFO] testing mwilliamson/rewrite-c-strings against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwilliamson%2Frewrite-c-strings" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mwilliamson/rewrite-c-strings on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mwilliamson/rewrite-c-strings
[INFO] finished tweaking git repo https://github.com/mwilliamson/rewrite-c-strings
[INFO] tweaked toml for git repo https://github.com/mwilliamson/rewrite-c-strings written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mwilliamson/rewrite-c-strings already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 5df90ccc3ee7a64e21f98bf0a94382671df2fbaf362f431d54b1e3d75bbca058
[INFO] running `Command { std: "docker" "start" "-a" "5df90ccc3ee7a64e21f98bf0a94382671df2fbaf362f431d54b1e3d75bbca058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5df90ccc3ee7a64e21f98bf0a94382671df2fbaf362f431d54b1e3d75bbca058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5df90ccc3ee7a64e21f98bf0a94382671df2fbaf362f431d54b1e3d75bbca058", kill_on_drop: false }`
[INFO] [stdout] 5df90ccc3ee7a64e21f98bf0a94382671df2fbaf362f431d54b1e3d75bbca058
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12b730a8870f5da7b82fa5f692f81e7651a11e68e0dc7b9e11ab70a2182b1ced
[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" "12b730a8870f5da7b82fa5f692f81e7651a11e68e0dc7b9e11ab70a2182b1ced", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.18
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]    Compiling unicode-segmentation v1.0.1
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling term_size v0.2.1
[INFO] [stderr]    Compiling memmap v0.5.0
[INFO] [stderr]    Compiling clap v2.20.0
[INFO] [stderr]    Compiling rewrite-c-strings v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.58s
[INFO] running `Command { std: "docker" "inspect" "12b730a8870f5da7b82fa5f692f81e7651a11e68e0dc7b9e11ab70a2182b1ced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12b730a8870f5da7b82fa5f692f81e7651a11e68e0dc7b9e11ab70a2182b1ced", kill_on_drop: false }`
[INFO] [stdout] 12b730a8870f5da7b82fa5f692f81e7651a11e68e0dc7b9e11ab70a2182b1ced
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c81ef9119d2dd7080ee23c81da45d1ea058768204a996a5aae65b05c164e4afb
[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" "c81ef9119d2dd7080ee23c81da45d1ea058768204a996a5aae65b05c164e4afb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rewrite-c-strings v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "c81ef9119d2dd7080ee23c81da45d1ea058768204a996a5aae65b05c164e4afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c81ef9119d2dd7080ee23c81da45d1ea058768204a996a5aae65b05c164e4afb", kill_on_drop: false }`
[INFO] [stdout] c81ef9119d2dd7080ee23c81da45d1ea058768204a996a5aae65b05c164e4afb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 9627723137b28d1830c3839b777b9b4fed61b4db373911a2289f9dfc4df1a9b4
[INFO] running `Command { std: "docker" "start" "-a" "9627723137b28d1830c3839b777b9b4fed61b4db373911a2289f9dfc4df1a9b4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rewrite_c_strings-734871ef24c4c2c5)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::empty_buffer_is_unchanged ... ok
[INFO] [stdout] test tests::when_old_is_longer_than_new_and_there_are_characters_after_old_then_trailing_characters_are_shifted ... ok
[INFO] [stdout] test tests::when_old_is_longer_than_new_and_there_are_no_trailing_characters_then_string_is_padded_with_null ... ok
[INFO] [stdout] test tests::when_buffer_does_not_contain_old_then_buffer_is_unchanged ... ok
[INFO] [stdout] test tests::when_old_is_same_length_as_new_then_replacement_occurs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9627723137b28d1830c3839b777b9b4fed61b4db373911a2289f9dfc4df1a9b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9627723137b28d1830c3839b777b9b4fed61b4db373911a2289f9dfc4df1a9b4", kill_on_drop: false }`
[INFO] [stdout] 9627723137b28d1830c3839b777b9b4fed61b4db373911a2289f9dfc4df1a9b4