[INFO] fetching crate microledger 0.1.0...
[INFO] testing microledger-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate microledger 0.1.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate microledger 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d55185c9b04f2ba0e2a446fd8d56ce4d75ffeb3ef4c45257a2d18e83360ba5a7
[INFO] running `Command { std: "docker" "start" "-a" "d55185c9b04f2ba0e2a446fd8d56ce4d75ffeb3ef4c45257a2d18e83360ba5a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d55185c9b04f2ba0e2a446fd8d56ce4d75ffeb3ef4c45257a2d18e83360ba5a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d55185c9b04f2ba0e2a446fd8d56ce4d75ffeb3ef4c45257a2d18e83360ba5a7", kill_on_drop: false }`
[INFO] [stdout] d55185c9b04f2ba0e2a446fd8d56ce4d75ffeb3ef4c45257a2d18e83360ba5a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6935651e294d2927bbfdecf8a79c138aa5d81435845264cd12c0f11d54885be8
[INFO] running `Command { std: "docker" "start" "-a" "6935651e294d2927bbfdecf8a79c138aa5d81435845264cd12c0f11d54885be8", kill_on_drop: false }`
[INFO] [stderr]    Compiling microledger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "6935651e294d2927bbfdecf8a79c138aa5d81435845264cd12c0f11d54885be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6935651e294d2927bbfdecf8a79c138aa5d81435845264cd12c0f11d54885be8", kill_on_drop: false }`
[INFO] [stdout] 6935651e294d2927bbfdecf8a79c138aa5d81435845264cd12c0f11d54885be8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bffa420124edb6fdaa1f4866e7942911c3f7c28f6e7723890fb1e92a8fa4f778
[INFO] running `Command { std: "docker" "start" "-a" "bffa420124edb6fdaa1f4866e7942911c3f7c28f6e7723890fb1e92a8fa4f778", kill_on_drop: false }`
[INFO] [stderr]    Compiling microledger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "bffa420124edb6fdaa1f4866e7942911c3f7c28f6e7723890fb1e92a8fa4f778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bffa420124edb6fdaa1f4866e7942911c3f7c28f6e7723890fb1e92a8fa4f778", kill_on_drop: false }`
[INFO] [stdout] bffa420124edb6fdaa1f4866e7942911c3f7c28f6e7723890fb1e92a8fa4f778
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c3cdc4897cd9585ba8921859890fb0a94b4fc851188003cf403ceedacb5853d1
[INFO] running `Command { std: "docker" "start" "-a" "c3cdc4897cd9585ba8921859890fb0a94b4fc851188003cf403ceedacb5853d1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/microledger-3d9e2c900fdceab0)
[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]    Doc-tests microledger
[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" "c3cdc4897cd9585ba8921859890fb0a94b4fc851188003cf403ceedacb5853d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3cdc4897cd9585ba8921859890fb0a94b4fc851188003cf403ceedacb5853d1", kill_on_drop: false }`
[INFO] [stdout] c3cdc4897cd9585ba8921859890fb0a94b4fc851188003cf403ceedacb5853d1