[INFO] cloning repository https://github.com/tetcoin/cargo-unleash
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tetcoin/cargo-unleash" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin%2Fcargo-unleash", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin%2Fcargo-unleash'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fdcd29b0a34be47968d27344f366312d9d393cdb
[INFO] checking tetcoin/cargo-unleash against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin%2Fcargo-unleash" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tetcoin/cargo-unleash on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tetcoin/cargo-unleash
[INFO] finished tweaking git repo https://github.com/tetcoin/cargo-unleash
[INFO] tweaked toml for git repo https://github.com/tetcoin/cargo-unleash written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c914ec09ca460966db1d5d76bd82a030d52dd1f15e46cea13e13106231e3f014
[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" "c914ec09ca460966db1d5d76bd82a030d52dd1f15e46cea13e13106231e3f014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c914ec09ca460966db1d5d76bd82a030d52dd1f15e46cea13e13106231e3f014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c914ec09ca460966db1d5d76bd82a030d52dd1f15e46cea13e13106231e3f014", kill_on_drop: false }`
[INFO] [stdout] c914ec09ca460966db1d5d76bd82a030d52dd1f15e46cea13e13106231e3f014
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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] 14d95bed58aa46a9d17f75a9bf53a88f05364e7341e4ea84c20cac47eb31c73b
[INFO] running `Command { std: "docker" "start" "-a" "14d95bed58aa46a9d17f75a9bf53a88f05364e7341e4ea84c20cac47eb31c73b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling curl v0.4.36
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking opener v0.4.1
[INFO] [stderr]     Checking rustc-workspace-hack v1.0.0
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking bytesize v1.0.1
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking vte v0.3.3
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking indexmap v1.6.2
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking strip-ansi-escapes v0.1.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling tar v0.4.33
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]    Compiling curl-sys v0.4.42+curl-7.76.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.12.20+1.1.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]    Compiling cargo v0.50.1
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking ignore v0.4.17
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking toml_edit v0.2.0
[INFO] [stderr]     Checking git2 v0.13.19
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking flexi_logger v0.16.3
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking git2-curl v0.14.1
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking crates-io v0.31.1
[INFO] [stderr]     Checking rustfix v0.5.1
[INFO] [stderr]     Checking unleash v1.0.0-alpha.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 56s
[INFO] running `Command { std: "docker" "inspect" "14d95bed58aa46a9d17f75a9bf53a88f05364e7341e4ea84c20cac47eb31c73b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14d95bed58aa46a9d17f75a9bf53a88f05364e7341e4ea84c20cac47eb31c73b", kill_on_drop: false }`
[INFO] [stdout] 14d95bed58aa46a9d17f75a9bf53a88f05364e7341e4ea84c20cac47eb31c73b