[INFO] cloning repository https://github.com/femnad/meh
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/femnad/meh" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffemnad%2Fmeh", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffemnad%2Fmeh'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e041ce4e991cfc2f73e5d1dfbbcc157b05cea8a1
[INFO] checking femnad/meh against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffemnad%2Fmeh" "/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/femnad/meh on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/femnad/meh
[INFO] finished tweaking git repo https://github.com/femnad/meh
[INFO] tweaked toml for git repo https://github.com/femnad/meh written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/femnad/meh already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d0cb676fa78d33f7fa330fcd1013366fc89e22af47f0619f38fc8af90dfd8f5
[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" "7d0cb676fa78d33f7fa330fcd1013366fc89e22af47f0619f38fc8af90dfd8f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d0cb676fa78d33f7fa330fcd1013366fc89e22af47f0619f38fc8af90dfd8f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d0cb676fa78d33f7fa330fcd1013366fc89e22af47f0619f38fc8af90dfd8f5", kill_on_drop: false }`
[INFO] [stdout] 7d0cb676fa78d33f7fa330fcd1013366fc89e22af47f0619f38fc8af90dfd8f5
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "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] 3fd30923f3900ea26a62fc3e4e857aaeec70e1abf7c5da6465db8f8f3938f119
[INFO] running `Command { std: "docker" "start" "-a" "3fd30923f3900ea26a62fc3e4e857aaeec70e1abf7c5da6465db8f8f3938f119", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling cc v1.0.49
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking bytes v0.5.3
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking miniz_oxide v0.3.5
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking unicode-normalization v0.1.11
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking attohttpc v0.9.0
[INFO] [stderr]     Checking meh v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.20s
[INFO] running `Command { std: "docker" "inspect" "3fd30923f3900ea26a62fc3e4e857aaeec70e1abf7c5da6465db8f8f3938f119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd30923f3900ea26a62fc3e4e857aaeec70e1abf7c5da6465db8f8f3938f119", kill_on_drop: false }`
[INFO] [stdout] 3fd30923f3900ea26a62fc3e4e857aaeec70e1abf7c5da6465db8f8f3938f119