[INFO] fetching crate moleculec-go 0.1.6...
[INFO] checking moleculec-go-0.1.6 against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174
[INFO] extracting crate moleculec-go 0.1.6 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate moleculec-go 0.1.6 on toolchain 9cfe725f0995b018340c519db1b2f3cf8a7e0631
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "read-manifest" "--manifest-path" "Cargo.toml", 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-9/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" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.119
[INFO] [stderr]   Downloaded pest_meta v2.1.3
[INFO] [stderr]   Downloaded pest_generator v2.1.3
[INFO] [stderr]   Downloaded clap v2.33.1
[INFO] [stderr]   Downloaded case v1.0.0
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c861ecb65920501adeb25be8fde0452f0d6aa949c20d4afe870ae7e1d634043
[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" "2c861ecb65920501adeb25be8fde0452f0d6aa949c20d4afe870ae7e1d634043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c861ecb65920501adeb25be8fde0452f0d6aa949c20d4afe870ae7e1d634043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c861ecb65920501adeb25be8fde0452f0d6aa949c20d4afe870ae7e1d634043", kill_on_drop: false }`
[INFO] [stdout] 2c861ecb65920501adeb25be8fde0452f0d6aa949c20d4afe870ae7e1d634043
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "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] 8547ce3fb01d289567f8c10a412c2b3936614a5037aaa44844d982b4250b955a
[INFO] running `Command { std: "docker" "start" "-a" "8547ce3fb01d289567f8c10a412c2b3936614a5037aaa44844d982b4250b955a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking case v1.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking molecule v0.7.0
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking quote v1.0.8
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.119
[INFO] [stderr]    Compiling property v0.3.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[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 37.65s
[INFO] running `Command { std: "docker" "inspect" "8547ce3fb01d289567f8c10a412c2b3936614a5037aaa44844d982b4250b955a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8547ce3fb01d289567f8c10a412c2b3936614a5037aaa44844d982b4250b955a", kill_on_drop: false }`
[INFO] [stdout] 8547ce3fb01d289567f8c10a412c2b3936614a5037aaa44844d982b4250b955a