[INFO] fetching crate chord-core 0.1.18...
[INFO] testing chord-core-0.1.18 against 1.60.0 for beta-1.61-1
[INFO] extracting crate chord-core 0.1.18 into /workspace/builds/worker-93/source
[INFO] validating manifest of crates.io crate chord-core 0.1.18 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 chord-core 0.1.18
[INFO] finished tweaking crates.io crate chord-core 0.1.18
[INFO] tweaked toml for crates.io crate chord-core 0.1.18 written to /workspace/builds/worker-93/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] f92acf26394e79e16055668482fa1d00e6782fd832e79763f5347a40609c35f4
[INFO] running `Command { std: "docker" "start" "-a" "f92acf26394e79e16055668482fa1d00e6782fd832e79763f5347a40609c35f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f92acf26394e79e16055668482fa1d00e6782fd832e79763f5347a40609c35f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f92acf26394e79e16055668482fa1d00e6782fd832e79763f5347a40609c35f4", kill_on_drop: false }`
[INFO] [stdout] f92acf26394e79e16055668482fa1d00e6782fd832e79763f5347a40609c35f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 9c2a7acc0008791f5c928e0ac98354c9611c5df284b2c02e1eef98052ebdb0c6
[INFO] running `Command { std: "docker" "start" "-a" "9c2a7acc0008791f5c928e0ac98354c9611c5df284b2c02e1eef98052ebdb0c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling chord-core v0.1.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.80s
[INFO] running `Command { std: "docker" "inspect" "9c2a7acc0008791f5c928e0ac98354c9611c5df284b2c02e1eef98052ebdb0c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c2a7acc0008791f5c928e0ac98354c9611c5df284b2c02e1eef98052ebdb0c6", kill_on_drop: false }`
[INFO] [stdout] 9c2a7acc0008791f5c928e0ac98354c9611c5df284b2c02e1eef98052ebdb0c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 910ac19458670f0ee2ffd724090ba62689d0ac635cc741e84baffcea8e5b0afc
[INFO] running `Command { std: "docker" "start" "-a" "910ac19458670f0ee2ffd724090ba62689d0ac635cc741e84baffcea8e5b0afc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling chord-core v0.1.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "910ac19458670f0ee2ffd724090ba62689d0ac635cc741e84baffcea8e5b0afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "910ac19458670f0ee2ffd724090ba62689d0ac635cc741e84baffcea8e5b0afc", kill_on_drop: false }`
[INFO] [stdout] 910ac19458670f0ee2ffd724090ba62689d0ac635cc741e84baffcea8e5b0afc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 45f5bd13b09884deaf1c942b27ca32d6ef3494156094c662f0cd071e60400ede
[INFO] running `Command { std: "docker" "start" "-a" "45f5bd13b09884deaf1c942b27ca32d6ef3494156094c662f0cd071e60400ede", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chord_core-4fd48ba278352321)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests chord-core
[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" "45f5bd13b09884deaf1c942b27ca32d6ef3494156094c662f0cd071e60400ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45f5bd13b09884deaf1c942b27ca32d6ef3494156094c662f0cd071e60400ede", kill_on_drop: false }`
[INFO] [stdout] 45f5bd13b09884deaf1c942b27ca32d6ef3494156094c662f0cd071e60400ede