[INFO] fetching crate rchunks 0.1.4...
[INFO] testing rchunks-0.1.4 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate rchunks 0.1.4 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate rchunks 0.1.4 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 rchunks 0.1.4
[INFO] finished tweaking crates.io crate rchunks 0.1.4
[INFO] tweaked toml for crates.io crate rchunks 0.1.4 written to /workspace/builds/worker-63/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-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] [stdout] 1376ccedd2acd687591d06744c5dfde0266501da585fb34d50f1fa49c2ec72a8
[INFO] running `Command { std: "docker" "start" "-a" "1376ccedd2acd687591d06744c5dfde0266501da585fb34d50f1fa49c2ec72a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1376ccedd2acd687591d06744c5dfde0266501da585fb34d50f1fa49c2ec72a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1376ccedd2acd687591d06744c5dfde0266501da585fb34d50f1fa49c2ec72a8", kill_on_drop: false }`
[INFO] [stdout] 1376ccedd2acd687591d06744c5dfde0266501da585fb34d50f1fa49c2ec72a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] 146a7ec3dce8cb71e87893ac3f84177b39614a516273cc5460956e97924eedda
[INFO] running `Command { std: "docker" "start" "-a" "146a7ec3dce8cb71e87893ac3f84177b39614a516273cc5460956e97924eedda", kill_on_drop: false }`
[INFO] [stderr]    Compiling rchunks v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "146a7ec3dce8cb71e87893ac3f84177b39614a516273cc5460956e97924eedda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "146a7ec3dce8cb71e87893ac3f84177b39614a516273cc5460956e97924eedda", kill_on_drop: false }`
[INFO] [stdout] 146a7ec3dce8cb71e87893ac3f84177b39614a516273cc5460956e97924eedda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] b0474d00ec5e7124d602eea25083dec2946d07e4c26f722dfc123394eb2d02ac
[INFO] running `Command { std: "docker" "start" "-a" "b0474d00ec5e7124d602eea25083dec2946d07e4c26f722dfc123394eb2d02ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling rchunks v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "b0474d00ec5e7124d602eea25083dec2946d07e4c26f722dfc123394eb2d02ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0474d00ec5e7124d602eea25083dec2946d07e4c26f722dfc123394eb2d02ac", kill_on_drop: false }`
[INFO] [stdout] b0474d00ec5e7124d602eea25083dec2946d07e4c26f722dfc123394eb2d02ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] [stdout] ad69c1f8d456fd64c1976a0da01aa72f06d1c177854b6a5a634e53f7b3c9517e
[INFO] running `Command { std: "docker" "start" "-a" "ad69c1f8d456fd64c1976a0da01aa72f06d1c177854b6a5a634e53f7b3c9517e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rchunks-94d464b5f104a6c7)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test rchunks_mut_test_1 ... ok
[INFO] [stdout] test rchunks_double_ended_test ... ok
[INFO] [stdout] test rchunks_test_1 ... ok
[INFO] [stdout] test rchunks_mut_size_hint_test ... ok
[INFO] [stdout] test rchunks_size_hint_test ... ok
[INFO] [stdout] test rchunks_mut_double_ended_test ... ok
[INFO] [stderr]    Doc-tests rchunks
[INFO] [stdout] test rchunks_mut_test_0 - should panic ... ok
[INFO] [stdout] test rchunks_test_0 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 13) ... ignored
[INFO] [stdout] test src/lib.rs - RChunks::rchunks (line 153) ... ok
[INFO] [stdout] test src/lib.rs - RChunks::rchunks_mut (line 176) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ad69c1f8d456fd64c1976a0da01aa72f06d1c177854b6a5a634e53f7b3c9517e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad69c1f8d456fd64c1976a0da01aa72f06d1c177854b6a5a634e53f7b3c9517e", kill_on_drop: false }`
[INFO] [stdout] ad69c1f8d456fd64c1976a0da01aa72f06d1c177854b6a5a634e53f7b3c9517e