[INFO] cloning repository https://github.com/aszecsei/hex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aszecsei/hex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faszecsei%2Fhex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faszecsei%2Fhex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da38013ce7a0391af42919f123cb1d853016629d
[INFO] checking aszecsei/hex against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faszecsei%2Fhex" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aszecsei/hex 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/aszecsei/hex
[INFO] finished tweaking git repo https://github.com/aszecsei/hex
[INFO] tweaked toml for git repo https://github.com/aszecsei/hex written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/aszecsei/hex 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml_datetime v0.6.2
[INFO] [stderr]   Downloaded uuid v1.3.4
[INFO] [stderr]   Downloaded serde_spanned v0.6.2
[INFO] [stderr]   Downloaded toml_edit v0.19.10
[INFO] [stderr]   Downloaded backtrace v0.3.67
[INFO] [stderr]   Downloaded toml v0.7.4
[INFO] [stderr]   Downloaded mark_last v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5b894bd606bc13a90583ed24838dd8ea81264b2e1b2b9f4143fbee0a3be9a3e0
[INFO] running `Command { std: "docker" "start" "-a" "5b894bd606bc13a90583ed24838dd8ea81264b2e1b2b9f4143fbee0a3be9a3e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b894bd606bc13a90583ed24838dd8ea81264b2e1b2b9f4143fbee0a3be9a3e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b894bd606bc13a90583ed24838dd8ea81264b2e1b2b9f4143fbee0a3be9a3e0", kill_on_drop: false }`
[INFO] [stdout] 5b894bd606bc13a90583ed24838dd8ea81264b2e1b2b9f4143fbee0a3be9a3e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f1e5414f3ede10d3e7558d59c10b173add96807d22598e71bf7a5fc041039b28
[INFO] running `Command { std: "docker" "start" "-a" "f1e5414f3ede10d3e7558d59c10b173add96807d22598e71bf7a5fc041039b28", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustix v0.37.20
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking winnow v0.4.7
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking mark_last v0.9.2
[INFO] [stderr]     Checking utf8-width v0.1.6
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking object v0.30.4
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking uuid v1.3.4
[INFO] [stderr]     Checking addr2line v0.19.0
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking toml_datetime v0.6.2
[INFO] [stderr]     Checking serde_spanned v0.6.2
[INFO] [stderr]     Checking os_info v3.7.0
[INFO] [stderr]     Checking toml_edit v0.19.10
[INFO] [stderr]     Checking toml v0.7.4
[INFO] [stderr]     Checking human-panic v1.1.5
[INFO] [stderr]     Checking hex v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.35s
[INFO] running `Command { std: "docker" "inspect" "f1e5414f3ede10d3e7558d59c10b173add96807d22598e71bf7a5fc041039b28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1e5414f3ede10d3e7558d59c10b173add96807d22598e71bf7a5fc041039b28", kill_on_drop: false }`
[INFO] [stdout] f1e5414f3ede10d3e7558d59c10b173add96807d22598e71bf7a5fc041039b28