[INFO] fetching crate dimsum 0.1.0...
[INFO] testing dimsum-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate dimsum 0.1.0 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate dimsum 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dimsum 0.1.0
[INFO] finished tweaking crates.io crate dimsum 0.1.0
[INFO] tweaked toml for crates.io crate dimsum 0.1.0 written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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" "+722e1797249a965b6335aebd65d777f917e498f1" "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-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 737eafb675daa160cb53eebfdc131c0ed804da7c6127f0b5754da489d0a2a0b7
[INFO] running `Command { std: "docker" "start" "-a" "737eafb675daa160cb53eebfdc131c0ed804da7c6127f0b5754da489d0a2a0b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "737eafb675daa160cb53eebfdc131c0ed804da7c6127f0b5754da489d0a2a0b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "737eafb675daa160cb53eebfdc131c0ed804da7c6127f0b5754da489d0a2a0b7", kill_on_drop: false }`
[INFO] [stdout] 737eafb675daa160cb53eebfdc131c0ed804da7c6127f0b5754da489d0a2a0b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55f76ce478035ebfdb16e68d23bd5aaf57e288d340787f6ff400689c0ddc5756
[INFO] running `Command { std: "docker" "start" "-a" "55f76ce478035ebfdb16e68d23bd5aaf57e288d340787f6ff400689c0ddc5756", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dimsum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "55f76ce478035ebfdb16e68d23bd5aaf57e288d340787f6ff400689c0ddc5756", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55f76ce478035ebfdb16e68d23bd5aaf57e288d340787f6ff400689c0ddc5756", kill_on_drop: false }`
[INFO] [stdout] 55f76ce478035ebfdb16e68d23bd5aaf57e288d340787f6ff400689c0ddc5756
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94cffbbf75b736da43a3e66f449a0a1dbf989d33b1f07a5effb1e76abf9de92c
[INFO] running `Command { std: "docker" "start" "-a" "94cffbbf75b736da43a3e66f449a0a1dbf989d33b1f07a5effb1e76abf9de92c", kill_on_drop: false }`
[INFO] [stderr]    Compiling dimsum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "94cffbbf75b736da43a3e66f449a0a1dbf989d33b1f07a5effb1e76abf9de92c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94cffbbf75b736da43a3e66f449a0a1dbf989d33b1f07a5effb1e76abf9de92c", kill_on_drop: false }`
[INFO] [stdout] 94cffbbf75b736da43a3e66f449a0a1dbf989d33b1f07a5effb1e76abf9de92c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6e07fd76ac06600ae6e3bca2077b8ecb7745b202bbc3ce956b34eaec0d458432
[INFO] running `Command { std: "docker" "start" "-a" "6e07fd76ac06600ae6e3bca2077b8ecb7745b202bbc3ce956b34eaec0d458432", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dimsum-e2dd26a5de5f6a44)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::index_errors ... ok
[INFO] [stdout] test tests::string_value ... ok
[INFO] [stdout] test tests::set_and_get ... ok
[INFO] [stdout] test tests::construct_failure - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dimsum
[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" "6e07fd76ac06600ae6e3bca2077b8ecb7745b202bbc3ce956b34eaec0d458432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e07fd76ac06600ae6e3bca2077b8ecb7745b202bbc3ce956b34eaec0d458432", kill_on_drop: false }`
[INFO] [stdout] 6e07fd76ac06600ae6e3bca2077b8ecb7745b202bbc3ce956b34eaec0d458432