[INFO] fetching crate rair 0.1.0...
[INFO] checking rair-0.1.0 against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322
[INFO] extracting crate rair 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rair 0.1.0 on toolchain 3e826bb11228508fbe749e594038d6727208aa94
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rair 0.1.0
[INFO] finished tweaking crates.io crate rair 0.1.0
[INFO] tweaked toml for crates.io crate rair 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate rair 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 620cfbfbbf184148b0dc4319c0cd9510d31d1afa88849870f9080fc3f3799f1b
[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" "620cfbfbbf184148b0dc4319c0cd9510d31d1afa88849870f9080fc3f3799f1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "620cfbfbbf184148b0dc4319c0cd9510d31d1afa88849870f9080fc3f3799f1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "620cfbfbbf184148b0dc4319c0cd9510d31d1afa88849870f9080fc3f3799f1b", kill_on_drop: false }`
[INFO] [stdout] 620cfbfbbf184148b0dc4319c0cd9510d31d1afa88849870f9080fc3f3799f1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16ceb66cc6e8273d0ce4c1d3cd9869d875cd22f9b1b1e65ce5c47ad88bf6cdfa
[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" "16ceb66cc6e8273d0ce4c1d3cd9869d875cd22f9b1b1e65ce5c47ad88bf6cdfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking half v1.4.0
[INFO] [stderr]     Checking ucd-trie v0.1.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking rair-env v0.1.0
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]    Compiling pest v2.1.2
[INFO] [stderr]     Checking app_dirs v1.2.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling err-derive v0.2.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling rustyline-derive v0.2.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling nom v5.0.1
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling pest_meta v2.1.2
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking rustyline v5.0.5
[INFO] [stderr]     Checking rtrees v0.1.0
[INFO] [stderr]     Checking serde_cbor v0.10.2
[INFO] [stderr]     Checking rair-io v0.1.0
[INFO] [stderr]     Checking rcmd v0.1.0
[INFO] [stderr]     Checking rcore v0.1.0
[INFO] [stderr]     Checking rair v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.88s
[INFO] running `Command { std: "docker" "inspect" "16ceb66cc6e8273d0ce4c1d3cd9869d875cd22f9b1b1e65ce5c47ad88bf6cdfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16ceb66cc6e8273d0ce4c1d3cd9869d875cd22f9b1b1e65ce5c47ad88bf6cdfa", kill_on_drop: false }`
[INFO] [stdout] 16ceb66cc6e8273d0ce4c1d3cd9869d875cd22f9b1b1e65ce5c47ad88bf6cdfa