[INFO] fetching crate config2args 0.2.0...
[INFO] checking config2args-0.2.0 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate config2args 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate config2args 0.2.0 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate config2args 0.2.0
[INFO] finished tweaking crates.io crate config2args 0.2.0
[INFO] tweaked toml for crates.io crate config2args 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd2840b86f8283056a8dda18a958c37ec5f356f5257f05053e5e84b7f5d55a9d
[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" "bd2840b86f8283056a8dda18a958c37ec5f356f5257f05053e5e84b7f5d55a9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd2840b86f8283056a8dda18a958c37ec5f356f5257f05053e5e84b7f5d55a9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd2840b86f8283056a8dda18a958c37ec5f356f5257f05053e5e84b7f5d55a9d", kill_on_drop: false }`
[INFO] [stdout] bd2840b86f8283056a8dda18a958c37ec5f356f5257f05053e5e84b7f5d55a9d
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20bce154acc2c18b630f89f89f95c1d7e0d8f196176ca565e22e83a9e3b9f9e3
[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" "20bce154acc2c18b630f89f89f95c1d7e0d8f196176ca565e22e83a9e3b9f9e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking unic-common v0.7.0
[INFO] [stderr]     Checking unic-char-range v0.7.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking serde_json v1.0.62
[INFO] [stderr]     Checking unic-ucd-version v0.7.0
[INFO] [stderr]     Checking unic-char-property v0.7.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking unic-ucd-segment v0.7.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking unic-segment v0.7.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking tera v0.11.20
[INFO] [stderr]     Checking config2args v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.57s
[INFO] running `Command { std: "docker" "inspect" "20bce154acc2c18b630f89f89f95c1d7e0d8f196176ca565e22e83a9e3b9f9e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20bce154acc2c18b630f89f89f95c1d7e0d8f196176ca565e22e83a9e3b9f9e3", kill_on_drop: false }`
[INFO] [stdout] 20bce154acc2c18b630f89f89f95c1d7e0d8f196176ca565e22e83a9e3b9f9e3