[INFO] cloning repository https://github.com/g-k/cargo-show
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g-k/cargo-show" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg-k%2Fcargo-show", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg-k%2Fcargo-show'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45ed2ef07d10e8b0c3cf62a94081b15bc52c8f4d
[INFO] checking g-k/cargo-show against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg-k%2Fcargo-show" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/g-k/cargo-show on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/g-k/cargo-show
[INFO] finished tweaking git repo https://github.com/g-k/cargo-show
[INFO] tweaked toml for git repo https://github.com/g-k/cargo-show written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/g-k/cargo-show already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16f7a344a962c31653d135c6196efd291137c742816b5f49940e52189d38111d
[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" "16f7a344a962c31653d135c6196efd291137c742816b5f49940e52189d38111d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16f7a344a962c31653d135c6196efd291137c742816b5f49940e52189d38111d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16f7a344a962c31653d135c6196efd291137c742816b5f49940e52189d38111d", kill_on_drop: false }`
[INFO] [stdout] 16f7a344a962c31653d135c6196efd291137c742816b5f49940e52189d38111d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73b4ea65e7054fc8bdcd3ec78fa4de0a8af2a236987d23b056f3fa6d71b21712
[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" "73b4ea65e7054fc8bdcd3ec78fa4de0a8af2a236987d23b056f3fa6d71b21712", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling pkg-config v0.3.12
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking matches v0.1.7
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking strsim v0.9.2
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.8
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking socket2 v0.3.7
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.33
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling curl-sys v0.4.6
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking regex v1.1.9
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking curl v0.4.12
[INFO] [stderr]     Checking g-k-crates-io-client v0.27.1
[INFO] [stderr]     Checking cargo-show v0.5.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 42s
[INFO] running `Command { std: "docker" "inspect" "73b4ea65e7054fc8bdcd3ec78fa4de0a8af2a236987d23b056f3fa6d71b21712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73b4ea65e7054fc8bdcd3ec78fa4de0a8af2a236987d23b056f3fa6d71b21712", kill_on_drop: false }`
[INFO] [stdout] 73b4ea65e7054fc8bdcd3ec78fa4de0a8af2a236987d23b056f3fa6d71b21712