[INFO] fetching crate helper 3.1.0...
[INFO] testing helper-3.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate helper 3.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate helper 3.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate helper 3.1.0
[INFO] finished tweaking crates.io crate helper 3.1.0
[INFO] tweaked toml for crates.io crate helper 3.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abcbf0e38a260d266f3299e34da949d34ead525541f8d078e3557a34aa1b979e
[INFO] running `Command { std: "docker" "start" "-a" "abcbf0e38a260d266f3299e34da949d34ead525541f8d078e3557a34aa1b979e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abcbf0e38a260d266f3299e34da949d34ead525541f8d078e3557a34aa1b979e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abcbf0e38a260d266f3299e34da949d34ead525541f8d078e3557a34aa1b979e", kill_on_drop: false }`
[INFO] [stdout] abcbf0e38a260d266f3299e34da949d34ead525541f8d078e3557a34aa1b979e
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68fab1edf7d37a18e3262ee8aea973c0fa253f2706fb7d093f08a9b0419db70f
[INFO] running `Command { std: "docker" "start" "-a" "68fab1edf7d37a18e3262ee8aea973c0fa253f2706fb7d093f08a9b0419db70f", kill_on_drop: false }`
[INFO] [stderr]    Compiling helper v3.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "68fab1edf7d37a18e3262ee8aea973c0fa253f2706fb7d093f08a9b0419db70f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68fab1edf7d37a18e3262ee8aea973c0fa253f2706fb7d093f08a9b0419db70f", kill_on_drop: false }`
[INFO] [stdout] 68fab1edf7d37a18e3262ee8aea973c0fa253f2706fb7d093f08a9b0419db70f
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bebd788e1c08c00674b4e044db8d6460d63bbc185c6205f78524b95d0c13f8b
[INFO] running `Command { std: "docker" "start" "-a" "4bebd788e1c08c00674b4e044db8d6460d63bbc185c6205f78524b95d0c13f8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling helper v3.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "4bebd788e1c08c00674b4e044db8d6460d63bbc185c6205f78524b95d0c13f8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bebd788e1c08c00674b4e044db8d6460d63bbc185c6205f78524b95d0c13f8b", kill_on_drop: false }`
[INFO] [stdout] 4bebd788e1c08c00674b4e044db8d6460d63bbc185c6205f78524b95d0c13f8b
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 319740a1c4f7752717e57e7764c37be507bbed7e7faf60126f4590bdc6b0c74b
[INFO] running `Command { std: "docker" "start" "-a" "319740a1c4f7752717e57e7764c37be507bbed7e7faf60126f4590bdc6b0c74b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/helper-e17c812bfb6579b6)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test control::tests::test_either ... ok
[INFO] [stdout] test collections::tests::test_btmap ... ok
[INFO] [stdout] test collections::tests::test_hset ... ok
[INFO] [stdout] test collections::tests::test_btset ... ok
[INFO] [stdout] test control::tests::test_option ... ok
[INFO] [stdout] test collections::tests::test_hmap ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/btmap.rs (/opt/rustwide/target/debug/deps/btmap-557a7fd9d9f04da4)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_btmap_0 ... ok
[INFO] [stdout] test test_btmap_1 ... ok
[INFO] [stdout] test test_btmap_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/btset.rs (/opt/rustwide/target/debug/deps/btset-f93a74383d534f5b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_btset_0 ... ok
[INFO] [stdout] test test_btset_1 ... 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]      Running tests/either.rs (/opt/rustwide/target/debug/deps/either-b451e7d1f49f8cd6)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_if_0 ... ok
[INFO] [stdout] test test_if_1 ... 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]      Running tests/hmap.rs (/opt/rustwide/target/debug/deps/hmap-aa4a65643e9c20e4)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/hset.rs (/opt/rustwide/target/debug/deps/hset-a8c7af74a28eb039)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_hmap_0 ... ok
[INFO] [stdout] test test_hmap_1 ... ok
[INFO] [stdout] test test_hmap_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_hset_0 ... ok
[INFO] [stdout] test test_hset_1 ... 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]      Running tests/option.rs (/opt/rustwide/target/debug/deps/option-28d1a4f17b04078e)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_option_0 ... ok
[INFO] [stdout] test test_option_1 ... ok
[INFO] [stdout] test test_option_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests helper
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - either (line 26) ... ok
[INFO] [stdout] test src/lib.rs - option (line 45) ... ok
[INFO] [stdout] test src/lib.rs - btmap (line 91) ... ok
[INFO] [stdout] test src/lib.rs - btset (line 124) ... ok
[INFO] [stdout] test src/lib.rs - hset (line 109) ... ok
[INFO] [stdout] test src/lib.rs - hmap (line 73) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "319740a1c4f7752717e57e7764c37be507bbed7e7faf60126f4590bdc6b0c74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "319740a1c4f7752717e57e7764c37be507bbed7e7faf60126f4590bdc6b0c74b", kill_on_drop: false }`
[INFO] [stdout] 319740a1c4f7752717e57e7764c37be507bbed7e7faf60126f4590bdc6b0c74b