[INFO] cloning repository https://github.com/simulationguest/gym
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simulationguest/gym" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimulationguest%2Fgym", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimulationguest%2Fgym'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95766d3f72cd09b5a7dd9cca4c4cbd5638ae40d7
[INFO] checking simulationguest/gym against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimulationguest%2Fgym" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/simulationguest/gym on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/simulationguest/gym
[INFO] finished tweaking git repo https://github.com/simulationguest/gym
[INFO] tweaked toml for git repo https://github.com/simulationguest/gym written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/simulationguest/gym 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded headers v0.4.0
[INFO] [stderr]   Downloaded rfc7239 v0.1.0
[INFO] [stderr]   Downloaded headers-core v0.3.0
[INFO] [stderr]   Downloaded proc-macro-crate v2.0.2
[INFO] [stderr]   Downloaded wildmatch v2.3.0
[INFO] [stderr]   Downloaded indexmap v2.2.4
[INFO] [stderr]   Downloaded poem v2.0.0
[INFO] [stderr]   Downloaded toml_edit v0.20.2
[INFO] [stderr]   Downloaded poem-derive v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f0e13061b5d5dfbe6f42021e1c9bc90310423354e07d5c07c121b943681b155
[INFO] running `Command { std: "docker" "start" "-a" "0f0e13061b5d5dfbe6f42021e1c9bc90310423354e07d5c07c121b943681b155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f0e13061b5d5dfbe6f42021e1c9bc90310423354e07d5c07c121b943681b155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f0e13061b5d5dfbe6f42021e1c9bc90310423354e07d5c07c121b943681b155", kill_on_drop: false }`
[INFO] [stdout] 0f0e13061b5d5dfbe6f42021e1c9bc90310423354e07d5c07c121b943681b155
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a70efd1b786bf06e475031c93993c1611e2d6917624c55d024c788e2e2db94d6
[INFO] running `Command { std: "docker" "start" "-a" "a70efd1b786bf06e475031c93993c1611e2d6917624c55d024c788e2e2db94d6", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking http v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling indexmap v2.2.4
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking wildmatch v2.3.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rfc7239 v0.1.0
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling toml_edit v0.20.2
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]     Checking headers-core v0.3.0
[INFO] [stderr]     Checking headers v0.4.0
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]    Compiling proc-macro-crate v2.0.2
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling poem-derive v2.0.0
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking thiserror v1.0.57
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]    Compiling serde_with_macros v3.6.1
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking http-body-util v0.1.0
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking h2 v0.4.2
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Checking serde_with v3.6.1
[INFO] [stderr]     Checking hyper v1.2.0
[INFO] [stderr]     Checking parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stderr]     Checking hyper-util v0.1.3
[INFO] [stderr]     Checking poem v2.0.0
[INFO] [stderr]     Checking server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.97s
[INFO] running `Command { std: "docker" "inspect" "a70efd1b786bf06e475031c93993c1611e2d6917624c55d024c788e2e2db94d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a70efd1b786bf06e475031c93993c1611e2d6917624c55d024c788e2e2db94d6", kill_on_drop: false }`
[INFO] [stdout] a70efd1b786bf06e475031c93993c1611e2d6917624c55d024c788e2e2db94d6