[INFO] fetching crate maver 0.1.0...
[INFO] checking maver-0.1.0 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate maver 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate maver 0.1.0 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maver 0.1.0
[INFO] finished tweaking crates.io crate maver 0.1.0
[INFO] tweaked toml for crates.io crate maver 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate maver 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53b088a7f71adbac8d870b4b0a12de2cc0bec219ed1a6c8271fad6fef42975aa
[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" "53b088a7f71adbac8d870b4b0a12de2cc0bec219ed1a6c8271fad6fef42975aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53b088a7f71adbac8d870b4b0a12de2cc0bec219ed1a6c8271fad6fef42975aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53b088a7f71adbac8d870b4b0a12de2cc0bec219ed1a6c8271fad6fef42975aa", kill_on_drop: false }`
[INFO] [stdout] 53b088a7f71adbac8d870b4b0a12de2cc0bec219ed1a6c8271fad6fef42975aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46449683752ed5292d9193be916696988922bee4bf576341e4a56760ceeab451
[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" "46449683752ed5292d9193be916696988922bee4bf576341e4a56760ceeab451", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling getrandom v0.1.10
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]     Checking rand_distr v0.2.1
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking maver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.99s
[INFO] running `Command { std: "docker" "inspect" "46449683752ed5292d9193be916696988922bee4bf576341e4a56760ceeab451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46449683752ed5292d9193be916696988922bee4bf576341e4a56760ceeab451", kill_on_drop: false }`
[INFO] [stdout] 46449683752ed5292d9193be916696988922bee4bf576341e4a56760ceeab451