[INFO] cloning repository https://github.com/asciinema/vt-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asciinema/vt-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasciinema%2Fvt-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasciinema%2Fvt-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee2a4640569c1ab0c64eae44c0804a4f59f8a9f1
[INFO] checking asciinema/vt-rs against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasciinema%2Fvt-rs" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/asciinema/vt-rs on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/asciinema/vt-rs
[INFO] finished tweaking git repo https://github.com/asciinema/vt-rs
[INFO] tweaked toml for git repo https://github.com/asciinema/vt-rs written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/asciinema/vt-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck_macros v0.8.0
[INFO] [stderr]   Downloaded quickcheck v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f7bf38361ce4ccb1bb65b1d9c239ed8780d845c70c996c13da7102a99ed6140
[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" "2f7bf38361ce4ccb1bb65b1d9c239ed8780d845c70c996c13da7102a99ed6140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f7bf38361ce4ccb1bb65b1d9c239ed8780d845c70c996c13da7102a99ed6140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f7bf38361ce4ccb1bb65b1d9c239ed8780d845c70c996c13da7102a99ed6140", kill_on_drop: false }`
[INFO] [stdout] 2f7bf38361ce4ccb1bb65b1d9c239ed8780d845c70c996c13da7102a99ed6140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cacfb6d12d3e53385d1672b92e7bcbea2b0d92c0505e1ea10fb91cbd8a1f955c
[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" "cacfb6d12d3e53385d1672b92e7bcbea2b0d92c0505e1ea10fb91cbd8a1f955c", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.28
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking regex v1.1.6
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking quickcheck v0.9.0
[INFO] [stderr]     Checking vt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.20s
[INFO] running `Command { std: "docker" "inspect" "cacfb6d12d3e53385d1672b92e7bcbea2b0d92c0505e1ea10fb91cbd8a1f955c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cacfb6d12d3e53385d1672b92e7bcbea2b0d92c0505e1ea10fb91cbd8a1f955c", kill_on_drop: false }`
[INFO] [stdout] cacfb6d12d3e53385d1672b92e7bcbea2b0d92c0505e1ea10fb91cbd8a1f955c