[INFO] fetching crate ixlist 0.1.0...
[INFO] testing ixlist-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate ixlist 0.1.0 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate ixlist 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ixlist 0.1.0
[INFO] finished tweaking crates.io crate ixlist 0.1.0
[INFO] tweaked toml for crates.io crate ixlist 0.1.0 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e82913edc572f89986fd50089ce5645d1e6642f5f58ac65e72f8bd6bd81ceaac
[INFO] running `Command { std: "docker" "start" "-a" "e82913edc572f89986fd50089ce5645d1e6642f5f58ac65e72f8bd6bd81ceaac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e82913edc572f89986fd50089ce5645d1e6642f5f58ac65e72f8bd6bd81ceaac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e82913edc572f89986fd50089ce5645d1e6642f5f58ac65e72f8bd6bd81ceaac", kill_on_drop: false }`
[INFO] [stdout] e82913edc572f89986fd50089ce5645d1e6642f5f58ac65e72f8bd6bd81ceaac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfcdc2a63860d6b50cd266a87a806a25a445d71ed21e300a0641ca8fb042bb04
[INFO] running `Command { std: "docker" "start" "-a" "bfcdc2a63860d6b50cd266a87a806a25a445d71ed21e300a0641ca8fb042bb04", kill_on_drop: false }`
[INFO] [stderr]    Compiling ixlist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "bfcdc2a63860d6b50cd266a87a806a25a445d71ed21e300a0641ca8fb042bb04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfcdc2a63860d6b50cd266a87a806a25a445d71ed21e300a0641ca8fb042bb04", kill_on_drop: false }`
[INFO] [stdout] bfcdc2a63860d6b50cd266a87a806a25a445d71ed21e300a0641ca8fb042bb04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82bc56524a8570589b4368d2a099b37bbb6f9939f6e207147b100c890af32320
[INFO] running `Command { std: "docker" "start" "-a" "82bc56524a8570589b4368d2a099b37bbb6f9939f6e207147b100c890af32320", kill_on_drop: false }`
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling itertools v0.6.5
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling ixlist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.93s
[INFO] running `Command { std: "docker" "inspect" "82bc56524a8570589b4368d2a099b37bbb6f9939f6e207147b100c890af32320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82bc56524a8570589b4368d2a099b37bbb6f9939f6e207147b100c890af32320", kill_on_drop: false }`
[INFO] [stdout] 82bc56524a8570589b4368d2a099b37bbb6f9939f6e207147b100c890af32320
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4417fe4dfad278e4d8a5ce99149f3c83d429a94c351a62edf22ac8c4c48edbfa
[INFO] running `Command { std: "docker" "start" "-a" "4417fe4dfad278e4d8a5ce99149f3c83d429a94c351a62edf22ac8c4c48edbfa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ixlist-72de1642d57725f0)
[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] [stderr]      Running tests/list.rs (/opt/rustwide/target/debug/deps/list-0201597fe316226e)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test extend ... ok
[INFO] [stdout] test cursor ... ok
[INFO] [stdout] test from_iter ... ok
[INFO] [stdout] test iter ... ok
[INFO] [stdout] test push_pop ... 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]    Doc-tests ixlist
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - List (line 49) ... ignored
[INFO] [stdout] test src/lib.rs - List (line 59) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4417fe4dfad278e4d8a5ce99149f3c83d429a94c351a62edf22ac8c4c48edbfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4417fe4dfad278e4d8a5ce99149f3c83d429a94c351a62edf22ac8c4c48edbfa", kill_on_drop: false }`
[INFO] [stdout] 4417fe4dfad278e4d8a5ce99149f3c83d429a94c351a62edf22ac8c4c48edbfa