[INFO] cloning repository https://github.com/davidMuir/warp-hello-world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidMuir/warp-hello-world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdavidMuir%2Fwarp-hello-world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdavidMuir%2Fwarp-hello-world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f28b37e56167de7a5958ba7a5d15721fc726742
[INFO] checking davidMuir/warp-hello-world against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdavidMuir%2Fwarp-hello-world" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/davidMuir/warp-hello-world on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/davidMuir/warp-hello-world
[INFO] finished tweaking git repo https://github.com/davidMuir/warp-hello-world
[INFO] tweaked toml for git repo https://github.com/davidMuir/warp-hello-world written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/davidMuir/warp-hello-world already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tungstenite v0.6.0
[INFO] [stderr]   Downloaded warp v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] c0ab8a906ad5e7edff15fb703a3caa26d885e1421a961711905d18ac3a795aa7
[INFO] running `Command { std: "docker" "start" "-a" "c0ab8a906ad5e7edff15fb703a3caa26d885e1421a961711905d18ac3a795aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0ab8a906ad5e7edff15fb703a3caa26d885e1421a961711905d18ac3a795aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0ab8a906ad5e7edff15fb703a3caa26d885e1421a961711905d18ac3a795aa7", kill_on_drop: false }`
[INFO] [stdout] c0ab8a906ad5e7edff15fb703a3caa26d885e1421a961711905d18ac3a795aa7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f822bf5d9fb8e413953fea1ecbd273506c2040063e0459bf67293d218bf44239
[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" "f822bf5d9fb8e413953fea1ecbd273506c2040063e0459bf67293d218bf44239", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]     Checking serde_json v1.0.32
[INFO] [stderr]     Checking mime v0.3.12
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking serde_urlencoded v0.5.3
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking lock_api v0.1.4
[INFO] [stderr]     Checking http v0.1.13
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking sha-1 v0.7.0
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]     Checking tungstenite v0.6.0
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling quote v0.6.9
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]    Compiling syn v0.15.17
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking crossbeam-deque v0.6.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.8
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.3
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking headers-core v0.0.1
[INFO] [stderr]     Checking h2 v0.1.13
[INFO] [stderr]     Checking tokio v0.1.11
[INFO] [stderr]    Compiling headers-derive v0.0.1
[INFO] [stderr]     Checking hyper v0.12.13
[INFO] [stderr]     Checking headers-ext v0.0.3
[INFO] [stderr]     Checking warp v0.1.9
[INFO] [stderr]     Checking warp-hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.67s
[INFO] running `Command { std: "docker" "inspect" "f822bf5d9fb8e413953fea1ecbd273506c2040063e0459bf67293d218bf44239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f822bf5d9fb8e413953fea1ecbd273506c2040063e0459bf67293d218bf44239", kill_on_drop: false }`
[INFO] [stdout] f822bf5d9fb8e413953fea1ecbd273506c2040063e0459bf67293d218bf44239