[INFO] cloning repository https://github.com/jRimbault/yadf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jRimbault/yadf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjRimbault%2Fyadf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjRimbault%2Fyadf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87b4da2a4cfc941c4903886dadc7a8e7c975108e
[INFO] checking jRimbault/yadf against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjRimbault%2Fyadf" "/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/jRimbault/yadf on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jRimbault/yadf
[INFO] finished tweaking git repo https://github.com/jRimbault/yadf
[INFO] tweaked toml for git repo https://github.com/jRimbault/yadf written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jRimbault/yadf already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff307bf762519c150a3cff1c6889f55edb468b3c15ea704e667861a1d3d55e76
[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" "ff307bf762519c150a3cff1c6889f55edb468b3c15ea704e667861a1d3d55e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff307bf762519c150a3cff1c6889f55edb468b3c15ea704e667861a1d3d55e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff307bf762519c150a3cff1c6889f55edb468b3c15ea704e667861a1d3d55e76", kill_on_drop: false }`
[INFO] [stdout] ff307bf762519c150a3cff1c6889f55edb468b3c15ea704e667861a1d3d55e76
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45c6fb80187ced474fa6e84b95827bd4b29b82edbba059539f1144f322bae40d
[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" "45c6fb80187ced474fa6e84b95827bd4b29b82edbba059539f1144f322bae40d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling sysinfo v0.20.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling yadf v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking highway v0.6.4
[INFO] [stderr]     Checking metrohash v1.0.6
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking byte-unit v4.0.12
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking predicates-tree v1.0.3
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking object v0.26.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking twox-hash v1.6.1
[INFO] [stderr]     Checking os_type v2.3.0
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking predicates v2.0.2
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking assert_cmd v2.0.0
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling typed-builder v0.9.0
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking clap-verbosity-flag v0.3.2
[INFO] [stderr]     Checking human-panic v1.0.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.36s
[INFO] running `Command { std: "docker" "inspect" "45c6fb80187ced474fa6e84b95827bd4b29b82edbba059539f1144f322bae40d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45c6fb80187ced474fa6e84b95827bd4b29b82edbba059539f1144f322bae40d", kill_on_drop: false }`
[INFO] [stdout] 45c6fb80187ced474fa6e84b95827bd4b29b82edbba059539f1144f322bae40d