[INFO] cloning repository https://github.com/xflea/hangcrab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xflea/hangcrab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxflea%2Fhangcrab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxflea%2Fhangcrab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab19d1566e66fb5a99e55df1d3c3656b70ebd47e
[INFO] checking xflea/hangcrab against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxflea%2Fhangcrab" "/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/xflea/hangcrab 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/xflea/hangcrab
[INFO] finished tweaking git repo https://github.com/xflea/hangcrab
[INFO] tweaked toml for git repo https://github.com/xflea/hangcrab written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/xflea/hangcrab 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clearscreen v1.0.10
[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] 83c4acb0f2955821c8614fedc9a621b16603a4641be5165c74804190546be89b
[INFO] running `Command { std: "docker" "start" "-a" "83c4acb0f2955821c8614fedc9a621b16603a4641be5165c74804190546be89b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83c4acb0f2955821c8614fedc9a621b16603a4641be5165c74804190546be89b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83c4acb0f2955821c8614fedc9a621b16603a4641be5165c74804190546be89b", kill_on_drop: false }`
[INFO] [stdout] 83c4acb0f2955821c8614fedc9a621b16603a4641be5165c74804190546be89b
[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] 498c747c92e8b9db82d7a6bdc9832d0388ea5b928577ac409e64b34700c680c2
[INFO] running `Command { std: "docker" "start" "-a" "498c747c92e8b9db82d7a6bdc9832d0388ea5b928577ac409e64b34700c680c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling openssl-sys v0.9.74
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking tracing-core v0.1.27
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]    Compiling openssl v0.10.40
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking which v4.2.5
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling terminfo v0.7.3
[INFO] [stderr]     Checking serde_json v1.0.81
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking clearscreen v1.0.10
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking hyper v0.14.19
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.10
[INFO] [stderr]     Checking hangcrab v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.29s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2, terminfo v0.7.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "498c747c92e8b9db82d7a6bdc9832d0388ea5b928577ac409e64b34700c680c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "498c747c92e8b9db82d7a6bdc9832d0388ea5b928577ac409e64b34700c680c2", kill_on_drop: false }`
[INFO] [stdout] 498c747c92e8b9db82d7a6bdc9832d0388ea5b928577ac409e64b34700c680c2