[INFO] fetching crate gym-rs 0.2.1...
[INFO] testing gym-rs-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate gym-rs 0.2.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate gym-rs 0.2.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gym-rs 0.2.1
[INFO] finished tweaking crates.io crate gym-rs 0.2.1
[INFO] tweaked toml for crates.io crate gym-rs 0.2.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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 plotters-bitmap v0.3.1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dbe00241f0adc70e594ce629e6ca87f067fbf3c8021db1848c6e61dc8044bf86
[INFO] running `Command { std: "docker" "start" "-a" "dbe00241f0adc70e594ce629e6ca87f067fbf3c8021db1848c6e61dc8044bf86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbe00241f0adc70e594ce629e6ca87f067fbf3c8021db1848c6e61dc8044bf86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbe00241f0adc70e594ce629e6ca87f067fbf3c8021db1848c6e61dc8044bf86", kill_on_drop: false }`
[INFO] [stdout] dbe00241f0adc70e594ce629e6ca87f067fbf3c8021db1848c6e61dc8044bf86
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9226c36b2bca45028f60dde4e22ab2e8f3b8ce54ad894a7fe655904057b5a412
[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" "9226c36b2bca45028f60dde4e22ab2e8f3b8ce54ad894a7fe655904057b5a412", kill_on_drop: false }`
[INFO] [stderr]    Compiling weezl v0.1.5
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling float-ord v0.2.0
[INFO] [stderr]    Compiling ttf-parser v0.12.3
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling pathfinder_simd v0.5.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling gif v0.11.2
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling freetype v0.7.0
[INFO] [stderr]    Compiling servo-fontconfig v0.5.1
[INFO] [stderr]    Compiling pathfinder_geometry v0.5.1
[INFO] [stderr]    Compiling font-kit v0.10.1
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling plotters-bitmap v0.3.1
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling gym-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.01s
[INFO] running `Command { std: "docker" "inspect" "9226c36b2bca45028f60dde4e22ab2e8f3b8ce54ad894a7fe655904057b5a412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9226c36b2bca45028f60dde4e22ab2e8f3b8ce54ad894a7fe655904057b5a412", kill_on_drop: false }`
[INFO] [stdout] 9226c36b2bca45028f60dde4e22ab2e8f3b8ce54ad894a7fe655904057b5a412
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42f69ffc7cbf6d98c5a95391b717c12301ef43048d93cd365af7a1428768826b
[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" "42f69ffc7cbf6d98c5a95391b717c12301ef43048d93cd365af7a1428768826b", kill_on_drop: false }`
[INFO] [stderr]    Compiling gym-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.91s
[INFO] running `Command { std: "docker" "inspect" "42f69ffc7cbf6d98c5a95391b717c12301ef43048d93cd365af7a1428768826b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42f69ffc7cbf6d98c5a95391b717c12301ef43048d93cd365af7a1428768826b", kill_on_drop: false }`
[INFO] [stdout] 42f69ffc7cbf6d98c5a95391b717c12301ef43048d93cd365af7a1428768826b
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6f761af79e73bd845caa25544e3744f7369ba736705e1a4dd4b018a52a7865da
[INFO] running `Command { std: "docker" "start" "-a" "6f761af79e73bd845caa25544e3744f7369ba736705e1a4dd4b018a52a7865da", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gym_rs-01966089a810d565)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test utils::tests::test_scale ... ok
[INFO] [stdout] test mountain_car::tests::mountain_car ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gym-rs
[INFO] [stderr] warning: lint `missing_crate_level_docs` has been renamed to `rustdoc::missing_crate_level_docs`
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![deny(missing_docs, missing_crate_level_docs)]
[INFO] [stderr]   |                       ^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_crate_level_docs`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/cart_pole.rs - cart_pole::CartPoleEnv (line 35) ... FAILED
[INFO] [stdout] test src/mountain_car.rs - mountain_car::MountainCarEnv (line 29) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/cart_pole.rs - cart_pole::CartPoleEnv (line 35) stdout ----
[INFO] [stdout] error: expected one of `!`, `(`, `.`, `::`, `;`, `<`, `?`, or `}`, found `amount`
[INFO] [stdout]  --> src/cart_pole.rs:36:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | Note: The amount the velocity that is reduced or increased is not
[INFO] [stdout]   |     -     ^^^^^^ expected one of 8 possible tokens
[INFO] [stdout]   |     |
[INFO] [stdout]   |     tried to parse a type due to this
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/mountain_car.rs - mountain_car::MountainCarEnv (line 29) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `case`
[INFO] [stdout]  --> src/mountain_car.rs:30:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | In case of continuous action, apply a force in range [-1.0, 1.0],
[INFO] [stdout]   |    ^^^^ expected one of 8 possible tokens
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/cart_pole.rs - cart_pole::CartPoleEnv (line 35)
[INFO] [stdout]     src/mountain_car.rs - mountain_car::MountainCarEnv (line 29)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "6f761af79e73bd845caa25544e3744f7369ba736705e1a4dd4b018a52a7865da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f761af79e73bd845caa25544e3744f7369ba736705e1a4dd4b018a52a7865da", kill_on_drop: false }`
[INFO] [stdout] 6f761af79e73bd845caa25544e3744f7369ba736705e1a4dd4b018a52a7865da