[INFO] fetching crate cpp-typecheck 0.5.0...
[INFO] checking cpp-typecheck-0.5.0 against try#1c5262aa6c045a581fb974488793f09ed51fc498 for pr-78376
[INFO] extracting crate cpp-typecheck 0.5.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cpp-typecheck 0.5.0 on toolchain 1c5262aa6c045a581fb974488793f09ed51fc498
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cpp-typecheck 0.5.0
[INFO] finished tweaking crates.io crate cpp-typecheck 0.5.0
[INFO] tweaked toml for crates.io crate cpp-typecheck 0.5.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate cpp-typecheck 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded blake2-rfc v0.2.18
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.3.2
[INFO] [stderr]   Downloaded rand v0.3.19
[INFO] [stderr]   Downloaded quote v0.6.12
[INFO] [stderr]   Downloaded atty v0.2.6
[INFO] [stderr]   Downloaded syn v0.15.35
[INFO] [stderr]   Downloaded rustc-demangle v0.1.15
[INFO] [stderr]   Downloaded bitflags v1.0.1
[INFO] [stderr]   Downloaded rand_core v0.4.0
[INFO] [stderr]   Downloaded cc v1.0.37
[INFO] [stderr]   Downloaded arrayvec v0.4.10
[INFO] [stderr]   Downloaded constant_time_eq v0.1.3
[INFO] [stderr]   Downloaded fuchsia-zircon v0.3.2
[INFO] [stderr]   Downloaded argon2rs v0.2.5
[INFO] [stderr]   Downloaded dirs v3.0.0
[INFO] [stderr]   Downloaded tempdir v0.3.5
[INFO] [stderr]   Downloaded backtrace-sys v0.1.28
[INFO] [stderr]   Downloaded backtrace v0.3.12
[INFO] [stderr]   Downloaded redox_users v0.3.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.34
[INFO] [stderr]   Downloaded error-type v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "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] cfaddbd27f6ade198c70fcce6aee4cfac4ed0e6d09704629f46de789927fa8d0
[INFO] running `Command { std: "docker" "start" "-a" "cfaddbd27f6ade198c70fcce6aee4cfac4ed0e6d09704629f46de789927fa8d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfaddbd27f6ade198c70fcce6aee4cfac4ed0e6d09704629f46de789927fa8d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfaddbd27f6ade198c70fcce6aee4cfac4ed0e6d09704629f46de789927fa8d0", kill_on_drop: false }`
[INFO] [stdout] cfaddbd27f6ade198c70fcce6aee4cfac4ed0e6d09704629f46de789927fa8d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31872b8f3359eb441b7931a8f9441663f24e11ec0420551ea885599e54c35372
[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" "31872b8f3359eb441b7931a8f9441663f24e11ec0420551ea885599e54c35372", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking error-type v0.1.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand v0.3.19
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking dirs v3.0.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking atomicwrites v0.2.5
[INFO] [stderr]     Checking cpp-typecheck v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.88s
[INFO] running `Command { std: "docker" "inspect" "31872b8f3359eb441b7931a8f9441663f24e11ec0420551ea885599e54c35372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31872b8f3359eb441b7931a8f9441663f24e11ec0420551ea885599e54c35372", kill_on_drop: false }`
[INFO] [stdout] 31872b8f3359eb441b7931a8f9441663f24e11ec0420551ea885599e54c35372