[INFO] fetching crate gym-rs 0.3.0...
[INFO] checking gym-rs-0.3.0 against try#09ea730c380b8b9acb96ff87b724c45df920f793 for pr-134272
[INFO] extracting crate gym-rs 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate gym-rs 0.3.0 on toolchain 09ea730c380b8b9acb96ff87b724c45df920f793
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09ea730c380b8b9acb96ff87b724c45df920f793" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gym-rs 0.3.0
[INFO] finished tweaking crates.io crate gym-rs 0.3.0
[INFO] tweaked toml for crates.io crate gym-rs 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate gym-rs 0.3.0 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" "+09ea730c380b8b9acb96ff87b724c45df920f793" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+09ea730c380b8b9acb96ff87b724c45df920f793" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da7be33623cac0b93872ccb7b9616d4e7ec879ee2dbd7ed4f5818a441a7711e5
[INFO] running `Command { std: "docker" "start" "-a" "da7be33623cac0b93872ccb7b9616d4e7ec879ee2dbd7ed4f5818a441a7711e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da7be33623cac0b93872ccb7b9616d4e7ec879ee2dbd7ed4f5818a441a7711e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da7be33623cac0b93872ccb7b9616d4e7ec879ee2dbd7ed4f5818a441a7711e5", kill_on_drop: false }`
[INFO] [stdout] da7be33623cac0b93872ccb7b9616d4e7ec879ee2dbd7ed4f5818a441a7711e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+09ea730c380b8b9acb96ff87b724c45df920f793" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e72ab035011435b2a8ebbe501ed86283957e901641132af3fe04a3eda2fca2bb
[INFO] running `Command { std: "docker" "start" "-a" "e72ab035011435b2a8ebbe501ed86283957e901641132af3fe04a3eda2fca2bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.185
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking safe_arch v0.7.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.7
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking wide v0.7.11
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling sdl2 v0.35.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking c_vec v2.0.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]     Checking simba v0.8.1
[INFO] [stderr]    Compiling sdl2-sys v0.35.2
[INFO] [stderr]    Compiling serde_derive v1.0.185
[INFO] [stderr]    Compiling nalgebra-macros v0.2.1
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]     Checking nalgebra v0.32.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_pcg v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ordered-float v3.9.1
[INFO] [stderr]     Checking gym-rs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 56s
[INFO] running `Command { std: "docker" "inspect" "e72ab035011435b2a8ebbe501ed86283957e901641132af3fe04a3eda2fca2bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e72ab035011435b2a8ebbe501ed86283957e901641132af3fe04a3eda2fca2bb", kill_on_drop: false }`
[INFO] [stdout] e72ab035011435b2a8ebbe501ed86283957e901641132af3fe04a3eda2fca2bb