[INFO] cloning repository https://github.com/Gabriel-Rosmart/loki
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gabriel-Rosmart/loki" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabriel-Rosmart%2Floki", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabriel-Rosmart%2Floki'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f0c94e11933ddb7984e6469347cc97da143d0a8
[INFO] checking Gabriel-Rosmart/loki against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabriel-Rosmart%2Floki" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Gabriel-Rosmart/loki on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Gabriel-Rosmart/loki
[INFO] finished tweaking git repo https://github.com/Gabriel-Rosmart/loki
[INFO] tweaked toml for git repo https://github.com/Gabriel-Rosmart/loki written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Gabriel-Rosmart/loki 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: dependencies.serde.feature
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.166
[INFO] [stderr]   Downloaded serde v1.0.166
[INFO] [stderr]   Downloaded chunked_transfer v1.4.1
[INFO] [stderr]   Downloaded tiny_http v0.12.0
[INFO] [stderr]   Downloaded tl v0.7.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e568aa1b882944545a12e608a0b0b10a8756e14aae01278c13889c2b697456b3
[INFO] running `Command { std: "docker" "start" "-a" "e568aa1b882944545a12e608a0b0b10a8756e14aae01278c13889c2b697456b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e568aa1b882944545a12e608a0b0b10a8756e14aae01278c13889c2b697456b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e568aa1b882944545a12e608a0b0b10a8756e14aae01278c13889c2b697456b3", kill_on_drop: false }`
[INFO] [stdout] e568aa1b882944545a12e608a0b0b10a8756e14aae01278c13889c2b697456b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c7701350b23d148dcbb9a48b8555c7d607af24b60b3a6c0d8840c90c397dfdd
[INFO] running `Command { std: "docker" "start" "-a" "0c7701350b23d148dcbb9a48b8555c7d607af24b60b3a6c0d8840c90c397dfdd", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: dependencies.serde.feature
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling serde v1.0.166
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]    Compiling serde_json v1.0.100
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking ryu v1.0.14
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking chunked_transfer v1.4.1
[INFO] [stderr]     Checking itoa v1.0.8
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking xml-rs v0.8.14
[INFO] [stderr]     Checking tl v0.7.7
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking tiny_http v0.12.0
[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]    Compiling serde_derive v1.0.166
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking rust-stemmers v1.2.0
[INFO] [stderr]     Checking loki v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.76s
[INFO] running `Command { std: "docker" "inspect" "0c7701350b23d148dcbb9a48b8555c7d607af24b60b3a6c0d8840c90c397dfdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c7701350b23d148dcbb9a48b8555c7d607af24b60b3a6c0d8840c90c397dfdd", kill_on_drop: false }`
[INFO] [stdout] 0c7701350b23d148dcbb9a48b8555c7d607af24b60b3a6c0d8840c90c397dfdd