[INFO] cloning repository https://github.com/TuckerBMorgan/gymnasium
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TuckerBMorgan/gymnasium" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuckerBMorgan%2Fgymnasium", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuckerBMorgan%2Fgymnasium'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06f5ae3ae8be44e6bb18ebb8a58c85a936c23db0
[INFO] checking TuckerBMorgan/gymnasium against master#c9228570668803e3e6402770d55f23a12c9ae686 for pr-79472
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuckerBMorgan%2Fgymnasium" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  89% (534/599)   
Checking out files:  90% (540/599)   
Checking out files:  91% (546/599)   
Checking out files:  92% (552/599)   
Checking out files:  93% (558/599)   
Checking out files:  94% (564/599)   
Checking out files:  95% (570/599)   
Checking out files:  96% (576/599)   
Checking out files:  97% (582/599)   
Checking out files:  98% (588/599)   
Checking out files:  99% (594/599)   
Checking out files: 100% (599/599)   
Checking out files: 100% (599/599), done.
[INFO] validating manifest of git repo https://github.com/TuckerBMorgan/gymnasium on toolchain c9228570668803e3e6402770d55f23a12c9ae686
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TuckerBMorgan/gymnasium
[INFO] finished tweaking git repo https://github.com/TuckerBMorgan/gymnasium
[INFO] tweaked toml for git repo https://github.com/TuckerBMorgan/gymnasium written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/TuckerBMorgan/gymnasium already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 412c145ea4101dfae38f367465b30476c541a944f2c005e6e499418f05e671bf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "412c145ea4101dfae38f367465b30476c541a944f2c005e6e499418f05e671bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "412c145ea4101dfae38f367465b30476c541a944f2c005e6e499418f05e671bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "412c145ea4101dfae38f367465b30476c541a944f2c005e6e499418f05e671bf", kill_on_drop: false }`
[INFO] [stdout] 412c145ea4101dfae38f367465b30476c541a944f2c005e6e499418f05e671bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74fa2c283cfb809c7e03b4bf5d3ed63a5b6df5a6aceff887fb41f596c8efc727
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "74fa2c283cfb809c7e03b4bf5d3ed63a5b6df5a6aceff887fb41f596c8efc727", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking gymnasium v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.31s
[INFO] running `Command { std: "docker" "inspect" "74fa2c283cfb809c7e03b4bf5d3ed63a5b6df5a6aceff887fb41f596c8efc727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74fa2c283cfb809c7e03b4bf5d3ed63a5b6df5a6aceff887fb41f596c8efc727", kill_on_drop: false }`
[INFO] [stdout] 74fa2c283cfb809c7e03b4bf5d3ed63a5b6df5a6aceff887fb41f596c8efc727