[INFO] cloning repository https://github.com/sundehakon/Lekser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sundehakon/Lekser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsundehakon%2FLekser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsundehakon%2FLekser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] adb9a3b7f92a621fe1ceb7ac02c0b1ab10263767
[INFO] checking sundehakon/Lekser against try#3fada14ee01d755dc8076e611f11bf65b28ffd21 for pr-154971
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsundehakon%2FLekser" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sundehakon/Lekser
[INFO] finished tweaking git repo https://github.com/sundehakon/Lekser
[INFO] tweaked toml for git repo https://github.com/sundehakon/Lekser written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sundehakon/Lekser on toolchain 3fada14ee01d755dc8076e611f11bf65b28ffd21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sundehakon/Lekser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking sundehakon/Lekser against try#3fada14ee01d755dc8076e611f11bf65b28ffd21 for pr-154971
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsundehakon%2FLekser" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sundehakon/Lekser
[INFO] finished tweaking git repo https://github.com/sundehakon/Lekser
[INFO] tweaked toml for git repo https://github.com/sundehakon/Lekser written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sundehakon/Lekser on toolchain 3fada14ee01d755dc8076e611f11bf65b28ffd21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sundehakon/Lekser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "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 proc-macro2 v1.0.87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b39d572953d1a2dd7b206a297ed037c4e37ce132ce45b0fe434b7e91e39ca105
[INFO] running `Command { std: "docker" "start" "-a" "b39d572953d1a2dd7b206a297ed037c4e37ce132ce45b0fe434b7e91e39ca105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b39d572953d1a2dd7b206a297ed037c4e37ce132ce45b0fe434b7e91e39ca105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b39d572953d1a2dd7b206a297ed037c4e37ce132ce45b0fe434b7e91e39ca105", kill_on_drop: false }`
[INFO] [stdout] b39d572953d1a2dd7b206a297ed037c4e37ce132ce45b0fe434b7e91e39ca105
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfa4cad8d315f032204080b5abfc25a2b88af868f3e8927b4c55fba4d4701474
[INFO] running `Command { std: "docker" "start" "-a" "cfa4cad8d315f032204080b5abfc25a2b88af868f3e8927b4c55fba4d4701474", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking lekser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.97s
[INFO] running `Command { std: "docker" "inspect" "cfa4cad8d315f032204080b5abfc25a2b88af868f3e8927b4c55fba4d4701474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfa4cad8d315f032204080b5abfc25a2b88af868f3e8927b4c55fba4d4701474", kill_on_drop: false }`
[INFO] [stdout] cfa4cad8d315f032204080b5abfc25a2b88af868f3e8927b4c55fba4d4701474