[INFO] cloning repository https://github.com/gfreezy/dump-cat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gfreezy/dump-cat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfreezy%2Fdump-cat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfreezy%2Fdump-cat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6ba900acefc5df661003c7629a67f2f159fb65f
[INFO] checking gfreezy/dump-cat against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfreezy%2Fdump-cat" "/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/gfreezy/dump-cat 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/gfreezy/dump-cat
[INFO] finished tweaking git repo https://github.com/gfreezy/dump-cat
[INFO] tweaked toml for git repo https://github.com/gfreezy/dump-cat written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/gfreezy/dump-cat 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]     Blocking waiting for file lock on package cache
[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" "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] f7f8f4eaa98b58de6daf7a1ab9f084affefd71d31c66788170bafaf321063872
[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" "f7f8f4eaa98b58de6daf7a1ab9f084affefd71d31c66788170bafaf321063872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7f8f4eaa98b58de6daf7a1ab9f084affefd71d31c66788170bafaf321063872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7f8f4eaa98b58de6daf7a1ab9f084affefd71d31c66788170bafaf321063872", kill_on_drop: false }`
[INFO] [stdout] f7f8f4eaa98b58de6daf7a1ab9f084affefd71d31c66788170bafaf321063872
[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" "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] 4156d9f00e5672ffcded40b1e6656f001b78e81b7375f001e8cfdfa61c73aee9
[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" "4156d9f00e5672ffcded40b1e6656f001b78e81b7375f001e8cfdfa61c73aee9", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling regex v1.1.5
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]    Compiling derive_builder v0.7.1
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking evalexpr v4.1.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]    Compiling darling_core v0.8.6
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling darling_macro v0.8.6
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]    Compiling darling v0.8.6
[INFO] [stderr]    Compiling derive_builder_core v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking dump-cat v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `Command { std: "docker" "inspect" "4156d9f00e5672ffcded40b1e6656f001b78e81b7375f001e8cfdfa61c73aee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4156d9f00e5672ffcded40b1e6656f001b78e81b7375f001e8cfdfa61c73aee9", kill_on_drop: false }`
[INFO] [stdout] 4156d9f00e5672ffcded40b1e6656f001b78e81b7375f001e8cfdfa61c73aee9