[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] checking mwilliamson/rewrite-c-strings against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwilliamson%2Frewrite-c-strings" "/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/mwilliamson/rewrite-c-strings on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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-7/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-width v0.1.4
[INFO] [stderr]   Downloaded ansi_term v0.9.0
[INFO] [stderr]   Downloaded bitflags v0.7.0
[INFO] [stderr]   Downloaded term_size v0.2.1
[INFO] [stderr]   Downloaded strsim v0.6.0
[INFO] [stderr]   Downloaded vec_map v0.6.0
[INFO] [stderr]   Downloaded libc v0.2.18
[INFO] [stderr]   Downloaded fs2 v0.3.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.0.1
[INFO] [stderr]   Downloaded memmap v0.5.0
[INFO] [stderr]   Downloaded clap v2.20.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac640c523a944a6f3348b3f71d01d140d65d972ccab58bfc71bc0a02234fe81e
[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" "ac640c523a944a6f3348b3f71d01d140d65d972ccab58bfc71bc0a02234fe81e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac640c523a944a6f3348b3f71d01d140d65d972ccab58bfc71bc0a02234fe81e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac640c523a944a6f3348b3f71d01d140d65d972ccab58bfc71bc0a02234fe81e", kill_on_drop: false }`
[INFO] [stdout] ac640c523a944a6f3348b3f71d01d140d65d972ccab58bfc71bc0a02234fe81e
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--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] d8c0e9fe2112aed7dda3b74f3c50d027d9223f033d0a92727f66068fa9325423
[INFO] running `Command { std: "docker" "start" "-a" "d8c0e9fe2112aed7dda3b74f3c50d027d9223f033d0a92727f66068fa9325423", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.18
[INFO] [stderr]     Checking unicode-segmentation v1.0.1
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking term_size v0.2.1
[INFO] [stderr]     Checking memmap v0.5.0
[INFO] [stderr]     Checking clap v2.20.0
[INFO] [stderr]     Checking rewrite-c-strings v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.01s
[INFO] running `Command { std: "docker" "inspect" "d8c0e9fe2112aed7dda3b74f3c50d027d9223f033d0a92727f66068fa9325423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8c0e9fe2112aed7dda3b74f3c50d027d9223f033d0a92727f66068fa9325423", kill_on_drop: false }`
[INFO] [stdout] d8c0e9fe2112aed7dda3b74f3c50d027d9223f033d0a92727f66068fa9325423