[INFO] fetching crate exttest 0.1.0...
[INFO] checking exttest-0.1.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate exttest 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate exttest 0.1.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exttest 0.1.0
[INFO] finished tweaking crates.io crate exttest 0.1.0
[INFO] tweaked toml for crates.io crate exttest 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate exttest 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded determinator v0.3.0
[INFO] [stderr]   Downloaded camino v1.0.1
[INFO] [stderr]   Downloaded hakari v0.2.0
[INFO] [stderr]   Downloaded cfg-expr v0.7.1
[INFO] [stderr]   Downloaded guppy v0.8.0
[INFO] [stderr]   Downloaded x-core v0.1.0
[INFO] [stderr]   Downloaded x-lint v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", 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] 4d31fa3963a045c721e1fae4ce2d833541bf572bcfedf21550db12fff9868519
[INFO] running `Command { std: "docker" "start" "-a" "4d31fa3963a045c721e1fae4ce2d833541bf572bcfedf21550db12fff9868519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d31fa3963a045c721e1fae4ce2d833541bf572bcfedf21550db12fff9868519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d31fa3963a045c721e1fae4ce2d833541bf572bcfedf21550db12fff9868519", kill_on_drop: false }`
[INFO] [stdout] 4d31fa3963a045c721e1fae4ce2d833541bf572bcfedf21550db12fff9868519
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be05da6b68a4ce346b41583ffa82f85261024c768b70ae635f22b344404e5e34
[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" "be05da6b68a4ce346b41583ffa82f85261024c768b70ae635f22b344404e5e34", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde_json v1.0.63
[INFO] [stderr]    Compiling camino v1.0.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling target-spec v0.7.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking pathdiff v0.2.0
[INFO] [stderr]     Checking supercow v0.1.0
[INFO] [stderr]     Checking nested v0.1.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking cfg-expr v0.7.1
[INFO] [stderr]     Checking diffy v0.2.1
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking colored-diff v0.2.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking diffus v0.9.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking atomicwrites v0.2.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking serde v1.0.123
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking cargo_metadata v0.12.3
[INFO] [stderr]     Checking guppy-summaries v0.4.0
[INFO] [stderr]     Checking guppy v0.8.0
[INFO] [stderr]     Checking determinator v0.3.0
[INFO] [stderr]     Checking hakari v0.2.0
[INFO] [stderr]     Checking x-core v0.1.0
[INFO] [stderr]     Checking x-lint v0.1.0
[INFO] [stderr]     Checking exttest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.48s
[INFO] running `Command { std: "docker" "inspect" "be05da6b68a4ce346b41583ffa82f85261024c768b70ae635f22b344404e5e34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be05da6b68a4ce346b41583ffa82f85261024c768b70ae635f22b344404e5e34", kill_on_drop: false }`
[INFO] [stdout] be05da6b68a4ce346b41583ffa82f85261024c768b70ae635f22b344404e5e34