[INFO] fetching crate moleculec-go 0.1.6...
[INFO] checking moleculec-go-0.1.6 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] extracting crate moleculec-go 0.1.6 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate moleculec-go 0.1.6 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate moleculec-go 0.1.6
[INFO] finished tweaking crates.io crate moleculec-go 0.1.6
[INFO] tweaked toml for crates.io crate moleculec-go 0.1.6 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate moleculec-go 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded molecule-codegen v0.7.0
[INFO] [stderr]   Downloaded property v0.3.3
[INFO] [stderr]   Downloaded molecule v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9155d1d28492ec5d44abcae5ac0ed9a6da2c832a571a29c21db8022c3665389
[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" "c9155d1d28492ec5d44abcae5ac0ed9a6da2c832a571a29c21db8022c3665389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9155d1d28492ec5d44abcae5ac0ed9a6da2c832a571a29c21db8022c3665389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9155d1d28492ec5d44abcae5ac0ed9a6da2c832a571a29c21db8022c3665389", kill_on_drop: false }`
[INFO] [stdout] c9155d1d28492ec5d44abcae5ac0ed9a6da2c832a571a29c21db8022c3665389
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "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] 63ef5258d9a48ceadba702a7fba665e009415ae2111b68ea6664cddf1f4b1ad4
[INFO] running `Command { std: "docker" "start" "-a" "63ef5258d9a48ceadba702a7fba665e009415ae2111b68ea6664cddf1f4b1ad4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.119
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking molecule v0.7.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking quote v1.0.8
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling property v0.3.3
[INFO] [stderr]     Checking serde_yaml v0.8.15
[INFO] [stderr]     Checking molecule-codegen v0.7.0
[INFO] [stderr]     Checking moleculec-go v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.93s
[INFO] running `Command { std: "docker" "inspect" "63ef5258d9a48ceadba702a7fba665e009415ae2111b68ea6664cddf1f4b1ad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63ef5258d9a48ceadba702a7fba665e009415ae2111b68ea6664cddf1f4b1ad4", kill_on_drop: false }`
[INFO] [stdout] 63ef5258d9a48ceadba702a7fba665e009415ae2111b68ea6664cddf1f4b1ad4