[INFO] cloning repository https://github.com/lornaemerald/rust-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lornaemerald/rust-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flornaemerald%2Frust-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flornaemerald%2Frust-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 61a18630438d3b6d6ba91b1605407b94f300ba3e
[INFO] checking lornaemerald/rust-test against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flornaemerald%2Frust-test" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lornaemerald/rust-test on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lornaemerald/rust-test
[INFO] finished tweaking git repo https://github.com/lornaemerald/rust-test
[INFO] tweaked toml for git repo https://github.com/lornaemerald/rust-test written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/lornaemerald/rust-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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 tiny_http v0.6.2
[INFO] [stderr]   Downloaded chunked_transfer v0.3.1
[INFO] [stderr]   Downloaded ascii v0.8.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84a4da3a6ca9d4dc8407edf473ac21e3e908054bfc32bf0bd3657ccd4e7ea2ec
[INFO] running `Command { std: "docker" "start" "-a" "84a4da3a6ca9d4dc8407edf473ac21e3e908054bfc32bf0bd3657ccd4e7ea2ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84a4da3a6ca9d4dc8407edf473ac21e3e908054bfc32bf0bd3657ccd4e7ea2ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84a4da3a6ca9d4dc8407edf473ac21e3e908054bfc32bf0bd3657ccd4e7ea2ec", kill_on_drop: false }`
[INFO] [stdout] 84a4da3a6ca9d4dc8407edf473ac21e3e908054bfc32bf0bd3657ccd4e7ea2ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 752f1c5730157ce5f4ee2158f8262cac52834ab977f7f821ba57cc690e78ee20
[INFO] running `Command { std: "docker" "start" "-a" "752f1c5730157ce5f4ee2158f8262cac52834ab977f7f821ba57cc690e78ee20", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking ascii v0.8.7
[INFO] [stderr]     Checking chunked_transfer v0.3.1
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tiny_http v0.6.2
[INFO] [stderr]     Checking hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.29s
[INFO] running `Command { std: "docker" "inspect" "752f1c5730157ce5f4ee2158f8262cac52834ab977f7f821ba57cc690e78ee20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "752f1c5730157ce5f4ee2158f8262cac52834ab977f7f821ba57cc690e78ee20", kill_on_drop: false }`
[INFO] [stdout] 752f1c5730157ce5f4ee2158f8262cac52834ab977f7f821ba57cc690e78ee20