[INFO] fetching crate microledger 0.1.0...
[INFO] testing microledger-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate microledger 0.1.0 into /workspace/builds/worker-97/source
[INFO] validating manifest of crates.io crate microledger 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate microledger 0.1.0
[INFO] finished tweaking crates.io crate microledger 0.1.0
[INFO] tweaked toml for crates.io crate microledger 0.1.0 written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f024b78492b1c3718506ad12a60e4365031dbd1dc41252e7c1509dd9181d868
[INFO] running `Command { std: "docker" "start" "-a" "9f024b78492b1c3718506ad12a60e4365031dbd1dc41252e7c1509dd9181d868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f024b78492b1c3718506ad12a60e4365031dbd1dc41252e7c1509dd9181d868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f024b78492b1c3718506ad12a60e4365031dbd1dc41252e7c1509dd9181d868", kill_on_drop: false }`
[INFO] [stdout] 9f024b78492b1c3718506ad12a60e4365031dbd1dc41252e7c1509dd9181d868
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2c4ba2f8d329276f0b73d102ef35647324b58418360fd6dc9edec3b1ddcbcff
[INFO] running `Command { std: "docker" "start" "-a" "c2c4ba2f8d329276f0b73d102ef35647324b58418360fd6dc9edec3b1ddcbcff", kill_on_drop: false }`
[INFO] [stderr]    Compiling microledger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "c2c4ba2f8d329276f0b73d102ef35647324b58418360fd6dc9edec3b1ddcbcff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2c4ba2f8d329276f0b73d102ef35647324b58418360fd6dc9edec3b1ddcbcff", kill_on_drop: false }`
[INFO] [stdout] c2c4ba2f8d329276f0b73d102ef35647324b58418360fd6dc9edec3b1ddcbcff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 099575cde2d73d056a9b3400cb61d23c919fc841b02bdad95e95eb4e301cd2ac
[INFO] running `Command { std: "docker" "start" "-a" "099575cde2d73d056a9b3400cb61d23c919fc841b02bdad95e95eb4e301cd2ac", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling microledger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "099575cde2d73d056a9b3400cb61d23c919fc841b02bdad95e95eb4e301cd2ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "099575cde2d73d056a9b3400cb61d23c919fc841b02bdad95e95eb4e301cd2ac", kill_on_drop: false }`
[INFO] [stdout] 099575cde2d73d056a9b3400cb61d23c919fc841b02bdad95e95eb4e301cd2ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e310f3bd6918740600a5ce90fc8f878a7f0f488df5da4e4bb3aa3b1787e1c8a5
[INFO] running `Command { std: "docker" "start" "-a" "e310f3bd6918740600a5ce90fc8f878a7f0f488df5da4e4bb3aa3b1787e1c8a5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/microledger-11572c5d20093a37)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests microledger
[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 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" "e310f3bd6918740600a5ce90fc8f878a7f0f488df5da4e4bb3aa3b1787e1c8a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e310f3bd6918740600a5ce90fc8f878a7f0f488df5da4e4bb3aa3b1787e1c8a5", kill_on_drop: false }`
[INFO] [stdout] e310f3bd6918740600a5ce90fc8f878a7f0f488df5da4e4bb3aa3b1787e1c8a5