[INFO] fetching crate cur 0.4.0...
[INFO] testing cur-0.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate cur 0.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate cur 0.4.0 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 cur 0.4.0
[INFO] finished tweaking crates.io crate cur 0.4.0
[INFO] tweaked toml for crates.io crate cur 0.4.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cur_macro v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] bfc2eed82a3b62fb9fc985c6cf72795a616ee344b542f914ff525b41993e444b
[INFO] running `Command { std: "docker" "start" "-a" "bfc2eed82a3b62fb9fc985c6cf72795a616ee344b542f914ff525b41993e444b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfc2eed82a3b62fb9fc985c6cf72795a616ee344b542f914ff525b41993e444b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfc2eed82a3b62fb9fc985c6cf72795a616ee344b542f914ff525b41993e444b", kill_on_drop: false }`
[INFO] [stdout] bfc2eed82a3b62fb9fc985c6cf72795a616ee344b542f914ff525b41993e444b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", 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] b0402a1c551ed573c1898f92504808ca60bdfc07876c8db3cbeb8cabaca24810
[INFO] running `Command { std: "docker" "start" "-a" "b0402a1c551ed573c1898f92504808ca60bdfc07876c8db3cbeb8cabaca24810", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling cur_macro v0.4.0
[INFO] [stderr]    Compiling cur v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.11s
[INFO] running `Command { std: "docker" "inspect" "b0402a1c551ed573c1898f92504808ca60bdfc07876c8db3cbeb8cabaca24810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0402a1c551ed573c1898f92504808ca60bdfc07876c8db3cbeb8cabaca24810", kill_on_drop: false }`
[INFO] [stdout] b0402a1c551ed573c1898f92504808ca60bdfc07876c8db3cbeb8cabaca24810
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1424dde3b24d339de6c877a9bda09b5d007d6c9542263ddb7ef879d70dd499ee
[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" "1424dde3b24d339de6c877a9bda09b5d007d6c9542263ddb7ef879d70dd499ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling cur v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `Command { std: "docker" "inspect" "1424dde3b24d339de6c877a9bda09b5d007d6c9542263ddb7ef879d70dd499ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1424dde3b24d339de6c877a9bda09b5d007d6c9542263ddb7ef879d70dd499ee", kill_on_drop: false }`
[INFO] [stdout] 1424dde3b24d339de6c877a9bda09b5d007d6c9542263ddb7ef879d70dd499ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 872185db3008bbd98c009a07b44c6c2792773923add7318018b58feddbc805bc
[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" "872185db3008bbd98c009a07b44c6c2792773923add7318018b58feddbc805bc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cur-0a73ede803e9237a
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/catch-949dfc71d28ad2ed
[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 3 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/find-5a4408625a32ffba
[INFO] [stdout] test non_item ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/is_game-7611d623c2eaa0a1
[INFO] [stdout] test single_item ... ok
[INFO] [stdout] test inner_item ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test char ... ok
[INFO] [stdout] test union_sequences ... ok
[INFO] [stdout] test union_of_chars ... ok
[INFO] [stdout] test sequence_repetition_and_repeat ... ok
[INFO] [stdout] test sequence_of_chars ... ok
[INFO] [stdout] test min_repetition ... ok
[INFO] [stdout] test range ... ok
[INFO] [stdout] test empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test sequence_any_repetition_and_repeat ... ok
[INFO] [stdout] test sequence_of_chars ... ok
[INFO] [stdout] test repetition ... ok
[INFO] [stdout] test range ... ok
[INFO] [stderr]    Doc-tests cur
[INFO] [stdout] test union_of_chars ... ok
[INFO] [stdout] test union_sequences ... ok
[INFO] [stdout] test union_with_repetition ... ok
[INFO] [stdout] test char ... ok
[INFO] [stdout] test empty_sequence ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "872185db3008bbd98c009a07b44c6c2792773923add7318018b58feddbc805bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "872185db3008bbd98c009a07b44c6c2792773923add7318018b58feddbc805bc", kill_on_drop: false }`
[INFO] [stdout] 872185db3008bbd98c009a07b44c6c2792773923add7318018b58feddbc805bc