[INFO] cloning repository https://github.com/sindres-testorg/ctf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sindres-testorg/ctf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsindres-testorg%2Fctf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsindres-testorg%2Fctf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7dd62fb890fdec5f6176e07bacc175d600e396c
[INFO] checking sindres-testorg/ctf against master#2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36 for pr-95819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsindres-testorg%2Fctf" "/workspace/builds/worker-78/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-78/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sindres-testorg/ctf on toolchain 2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sindres-testorg/ctf
[INFO] finished tweaking git repo https://github.com/sindres-testorg/ctf
[INFO] tweaked toml for git repo https://github.com/sindres-testorg/ctf written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] crate git repo https://github.com/sindres-testorg/ctf already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-io v0.3.12
[INFO] [stderr]   Downloaded futures v0.3.12
[INFO] [stderr]   Downloaded futures-channel v0.3.12
[INFO] [stderr]   Downloaded futures-task v0.3.12
[INFO] [stderr]   Downloaded signal-hook-registry v1.3.0
[INFO] [stderr]   Downloaded mio v0.7.7
[INFO] [stderr]   Downloaded log v0.4.13
[INFO] [stderr]   Downloaded futures-core v0.3.12
[INFO] [stderr]   Downloaded wasi v0.10.1+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded tinyvec v1.1.0
[INFO] [stderr]   Downloaded pin-project-internal v1.0.4
[INFO] [stderr]   Downloaded async-stream v0.3.0
[INFO] [stderr]   Downloaded headers v0.3.3
[INFO] [stderr]   Downloaded tracing v0.1.22
[INFO] [stderr]   Downloaded rand_core v0.6.1
[INFO] [stderr]   Downloaded futures-sink v0.3.12
[INFO] [stderr]   Downloaded sha-1 v0.9.2
[INFO] [stderr]   Downloaded redox_syscall v0.2.4
[INFO] [stderr]   Downloaded parking_lot_core v0.8.2
[INFO] [stderr]   Downloaded pin-project v1.0.4
[INFO] [stderr]   Downloaded h2 v0.3.0
[INFO] [stderr]   Downloaded rand v0.8.2
[INFO] [stderr]   Downloaded serde v1.0.120
[INFO] [stderr]   Downloaded hyper v0.14.2
[INFO] [stderr]   Downloaded tokio-macros v1.0.0
[INFO] [stderr]   Downloaded async-stream-impl v0.3.0
[INFO] [stderr]   Downloaded tokio-util v0.6.2
[INFO] [stderr]   Downloaded tokio-stream v0.1.2
[INFO] [stderr]   Downloaded warp v0.3.0
[INFO] [stderr]   Downloaded futures-util v0.3.12
[INFO] [stderr]   Downloaded tokio v1.0.2
[INFO] [stderr]   Downloaded unicode-normalization v0.1.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1de1acaf6c48877fc9eedcb84e6d839552d4f3b9b9124cefc12fc67f1e626e69
[INFO] running `Command { std: "docker" "start" "-a" "1de1acaf6c48877fc9eedcb84e6d839552d4f3b9b9124cefc12fc67f1e626e69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1de1acaf6c48877fc9eedcb84e6d839552d4f3b9b9124cefc12fc67f1e626e69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1de1acaf6c48877fc9eedcb84e6d839552d4f3b9b9124cefc12fc67f1e626e69", kill_on_drop: false }`
[INFO] [stdout] 1de1acaf6c48877fc9eedcb84e6d839552d4f3b9b9124cefc12fc67f1e626e69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a958f584c5dbc93d6f50d21255964ab734399b4a78fcdc02862704b33b24cf12
[INFO] running `Command { std: "docker" "start" "-a" "a958f584c5dbc93d6f50d21255964ab734399b4a78fcdc02862704b33b24cf12", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "a958f584c5dbc93d6f50d21255964ab734399b4a78fcdc02862704b33b24cf12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a958f584c5dbc93d6f50d21255964ab734399b4a78fcdc02862704b33b24cf12", kill_on_drop: false }`
[INFO] [stdout] a958f584c5dbc93d6f50d21255964ab734399b4a78fcdc02862704b33b24cf12