[INFO] fetching crate gear_combos 1.0.4...
[INFO] testing gear_combos-1.0.4 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate gear_combos 1.0.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate gear_combos 1.0.4 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gear_combos 1.0.4
[INFO] finished tweaking crates.io crate gear_combos 1.0.4
[INFO] tweaked toml for crates.io crate gear_combos 1.0.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate gear_combos 1.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52cc31338553e13e64124a856b2f41c5bd4ec733dc9c80b45336f1b197772a04
[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" "52cc31338553e13e64124a856b2f41c5bd4ec733dc9c80b45336f1b197772a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52cc31338553e13e64124a856b2f41c5bd4ec733dc9c80b45336f1b197772a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52cc31338553e13e64124a856b2f41c5bd4ec733dc9c80b45336f1b197772a04", kill_on_drop: false }`
[INFO] [stdout] 52cc31338553e13e64124a856b2f41c5bd4ec733dc9c80b45336f1b197772a04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d265990df1e6b4a322696dea5c89331e86e414f9bd982e77fe601ed0de6ab74c
[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" "d265990df1e6b4a322696dea5c89331e86e414f9bd982e77fe601ed0de6ab74c", kill_on_drop: false }`
[INFO] [stderr]    Compiling gear_combos v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "d265990df1e6b4a322696dea5c89331e86e414f9bd982e77fe601ed0de6ab74c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d265990df1e6b4a322696dea5c89331e86e414f9bd982e77fe601ed0de6ab74c", kill_on_drop: false }`
[INFO] [stdout] d265990df1e6b4a322696dea5c89331e86e414f9bd982e77fe601ed0de6ab74c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac87f7a394594e091747c1527fd2286a1c955634a11f237972c04633b6c37002
[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" "ac87f7a394594e091747c1527fd2286a1c955634a11f237972c04633b6c37002", kill_on_drop: false }`
[INFO] [stderr]    Compiling gear_combos v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "ac87f7a394594e091747c1527fd2286a1c955634a11f237972c04633b6c37002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac87f7a394594e091747c1527fd2286a1c955634a11f237972c04633b6c37002", kill_on_drop: false }`
[INFO] [stdout] ac87f7a394594e091747c1527fd2286a1c955634a11f237972c04633b6c37002
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 05b1bc24bfdf23d4224a40214944b537f0221863c21c5f09ad37e824766ed98d
[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" "05b1bc24bfdf23d4224a40214944b537f0221863c21c5f09ad37e824766ed98d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gear_combos-e106795b2ea0a77e
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::gear_cycle_goes_through_all_states_and_back ... ok
[INFO] [stdout] test tests::gear_end_returns_true_when_at_last_state ... ok
[INFO] [stdout] test tests::gear_new_sets_state_to_first ... ok
[INFO] [stdout] test tests::gear_next_increments_state_only_to_last_state ... ok
[INFO] [stdout] test tests::gear_next_increments_state_returning_true_then_false_at_last_state ... ok
[INFO] [stdout] test tests::gear_reset_sets_state_to_first ... ok
[INFO] [stdout] test tests::get_gears_combinations_returns_vector_of_27_vectors_containing_each_combination ... ok
[INFO] [stdout] test tests::get_gears_combinations_returns_vector_of_12_vectors_containing_each_combination ... ok
[INFO] [stdout] test tests::get_gears_combinations_returns_vector_of_4_vectors_containing_each_combination ... ok
[INFO] [stdout] test tests::get_gears_combinations_returns_vector_of_9_vectors_containing_each_combination ... ok
[INFO] [stdout] test tests::get_gears_states_returns_all_states_in_vector ... ok
[INFO] [stdout] test tests::reset_gears_sets_all_gears_states_back_to_0 ... ok
[INFO] [stdout] test tests::gear_new_initializes_states ... ok
[INFO] [stdout] test tests::gear_next_increments_state_returning_true_then_false_at_last_state_until_reset ... ok
[INFO] [stdout] test tests::get_gears_states_returns_all_states_in_vector_after_changing_state ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/example-73c3b007b7f79913
[INFO] [stderr]    Doc-tests gear_combos
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/gear_combos.rs - get_gears_combinations (line 314) ... ok
[INFO] [stdout] test src/gear_combos.rs - Gear::new (line 217) ... ok
[INFO] [stdout] test src/gear_combos.rs - get_gears_states (line 299) ... ok
[INFO] [stdout] test src/gear_combos.rs - reset_gears (line 276) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "05b1bc24bfdf23d4224a40214944b537f0221863c21c5f09ad37e824766ed98d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05b1bc24bfdf23d4224a40214944b537f0221863c21c5f09ad37e824766ed98d", kill_on_drop: false }`
[INFO] [stdout] 05b1bc24bfdf23d4224a40214944b537f0221863c21c5f09ad37e824766ed98d