[INFO] fetching crate dynstr 0.1.1...
[INFO] testing dynstr-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate dynstr 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate dynstr 0.1.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dynstr 0.1.1
[INFO] finished tweaking crates.io crate dynstr 0.1.1
[INFO] tweaked toml for crates.io crate dynstr 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 81adbdb539021f1fad4f64e15588dfa00a8cfac50f99a859f0d42191e4c8b592
[INFO] running `Command { std: "docker" "start" "-a" "81adbdb539021f1fad4f64e15588dfa00a8cfac50f99a859f0d42191e4c8b592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81adbdb539021f1fad4f64e15588dfa00a8cfac50f99a859f0d42191e4c8b592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81adbdb539021f1fad4f64e15588dfa00a8cfac50f99a859f0d42191e4c8b592", kill_on_drop: false }`
[INFO] [stdout] 81adbdb539021f1fad4f64e15588dfa00a8cfac50f99a859f0d42191e4c8b592
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b51621217098083d6c1b9d1929a39d9d7286a6e680ca2992527ab4f4afc43470
[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" "b51621217098083d6c1b9d1929a39d9d7286a6e680ca2992527ab4f4afc43470", kill_on_drop: false }`
[INFO] [stderr]    Compiling dynstr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "b51621217098083d6c1b9d1929a39d9d7286a6e680ca2992527ab4f4afc43470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b51621217098083d6c1b9d1929a39d9d7286a6e680ca2992527ab4f4afc43470", kill_on_drop: false }`
[INFO] [stdout] b51621217098083d6c1b9d1929a39d9d7286a6e680ca2992527ab4f4afc43470
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6be0d39e60895032dd16cb18604d2f0a5c13b0ac590b3d2d5213421db85ab21
[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" "f6be0d39e60895032dd16cb18604d2f0a5c13b0ac590b3d2d5213421db85ab21", kill_on_drop: false }`
[INFO] [stderr]    Compiling dynstr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.95s
[INFO] running `Command { std: "docker" "inspect" "f6be0d39e60895032dd16cb18604d2f0a5c13b0ac590b3d2d5213421db85ab21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6be0d39e60895032dd16cb18604d2f0a5c13b0ac590b3d2d5213421db85ab21", kill_on_drop: false }`
[INFO] [stdout] f6be0d39e60895032dd16cb18604d2f0a5c13b0ac590b3d2d5213421db85ab21
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 8a6c71436cf0367ea97c63a6924d5924d0db65f7fd158ff8bbe3cb2ba23e941f
[INFO] running `Command { std: "docker" "start" "-a" "8a6c71436cf0367ea97c63a6924d5924d0db65f7fd158ff8bbe3cb2ba23e941f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[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 6 tests
[INFO] [stdout] test slice ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dynstr-15a66271a2d4b52f)
[INFO] [stderr]      Running tests/indexed_test.rs (/opt/rustwide/target/debug/deps/indexed_test-a34edcc918558c6c)
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test cons ... ok
[INFO] [stdout] test slice_cons_slice ... ok
[INFO] [stdout] test slice_cons ... ok
[INFO] [stdout] test slice_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/methods_test.rs (/opt/rustwide/target/debug/deps/methods_test-5226bb00ae4a0a80)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test append ... ok
[INFO] [stderr]      Running tests/pattern_test.rs (/opt/rustwide/target/debug/deps/pattern_test-5b90b25dbb42d622)
[INFO] [stdout] test split_empty ... ok
[INFO] [stdout] test split_empty_source ... ok
[INFO] [stdout] test index_of ... ok
[INFO] [stdout] test split_empty_pattern ... ok
[INFO] [stdout] test split ... 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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/string_test.rs (/opt/rustwide/target/debug/deps/string_test-26e16885d9fde188)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test eq ... ok
[INFO] [stdout] test hash ... ok
[INFO] [stdout] test iter_slice ... ok
[INFO] [stdout] test iter_cons_cons_slice ... ok
[INFO] [stdout] test iter_slice_slice ... ok
[INFO] [stdout] test iter_cons_slice ... ok
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test unicode ... ok
[INFO] [stdout] test iter_cons ... ok
[INFO] [stdout] test iter_slice_slice_slice ... ok
[INFO] [stderr]    Doc-tests dynstr
[INFO] [stdout] test nth ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/methods.rs - methods::DynamicString::append (line 40) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/methods.rs - methods::DynamicString::index_of (line 65) ... ok
[INFO] [stdout] test src/methods.rs - methods::DynamicString::split (line 79) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8a6c71436cf0367ea97c63a6924d5924d0db65f7fd158ff8bbe3cb2ba23e941f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a6c71436cf0367ea97c63a6924d5924d0db65f7fd158ff8bbe3cb2ba23e941f", kill_on_drop: false }`
[INFO] [stdout] 8a6c71436cf0367ea97c63a6924d5924d0db65f7fd158ff8bbe3cb2ba23e941f