[INFO] cloning repository https://github.com/mediocreeee/rustchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mediocreeee/rustchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmediocreeee%2Frustchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmediocreeee%2Frustchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eaa2150598217623369ee8abbd3aead5db0dbee4
[INFO] testing mediocreeee/rustchain against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmediocreeee%2Frustchain" "/workspace/builds/worker-92/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-92/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mediocreeee/rustchain on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mediocreeee/rustchain
[INFO] finished tweaking git repo https://github.com/mediocreeee/rustchain
[INFO] tweaked toml for git repo https://github.com/mediocreeee/rustchain written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate git repo https://github.com/mediocreeee/rustchain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8935f2554c22786ed440ad95bec3995e7d465a7175ea15c23b18e7f81e3cdb25
[INFO] running `Command { std: "docker" "start" "-a" "8935f2554c22786ed440ad95bec3995e7d465a7175ea15c23b18e7f81e3cdb25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8935f2554c22786ed440ad95bec3995e7d465a7175ea15c23b18e7f81e3cdb25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8935f2554c22786ed440ad95bec3995e7d465a7175ea15c23b18e7f81e3cdb25", kill_on_drop: false }`
[INFO] [stdout] 8935f2554c22786ed440ad95bec3995e7d465a7175ea15c23b18e7f81e3cdb25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56837eecca07b2c43dffe0fd16b77659bc2b5e43588cfe4aad89c34dd0d59476
[INFO] running `Command { std: "docker" "start" "-a" "56837eecca07b2c43dffe0fd16b77659bc2b5e43588cfe4aad89c34dd0d59476", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling subtle v2.2.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling blake2 v0.9.0
[INFO] [stderr]    Compiling rustchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `ChangeStoreValue`
[INFO] [stdout]    --> src/blockchain.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 356 |     ChangeStoreValue { key: String, value: String },
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.27s
[INFO] running `Command { std: "docker" "inspect" "56837eecca07b2c43dffe0fd16b77659bc2b5e43588cfe4aad89c34dd0d59476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56837eecca07b2c43dffe0fd16b77659bc2b5e43588cfe4aad89c34dd0d59476", kill_on_drop: false }`
[INFO] [stdout] 56837eecca07b2c43dffe0fd16b77659bc2b5e43588cfe4aad89c34dd0d59476
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a85ffad554eab96ba926d6393eab2f2cdff3655f6645ba653d856d7c1432db3
[INFO] running `Command { std: "docker" "start" "-a" "9a85ffad554eab96ba926d6393eab2f2cdff3655f6645ba653d856d7c1432db3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `ChangeStoreValue`
[INFO] [stdout]    --> src/blockchain.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 356 |     ChangeStoreValue { key: String, value: String },
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "9a85ffad554eab96ba926d6393eab2f2cdff3655f6645ba653d856d7c1432db3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a85ffad554eab96ba926d6393eab2f2cdff3655f6645ba653d856d7c1432db3", kill_on_drop: false }`
[INFO] [stdout] 9a85ffad554eab96ba926d6393eab2f2cdff3655f6645ba653d856d7c1432db3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e5097c4275823b68aa36e07371d76515af087b97bbd1bdf495aac9205604592f
[INFO] running `Command { std: "docker" "start" "-a" "e5097c4275823b68aa36e07371d76515af087b97bbd1bdf495aac9205604592f", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `ChangeStoreValue`
[INFO] [stderr]    --> src/blockchain.rs:356:5
[INFO] [stderr]     |
[INFO] [stderr] 356 |     ChangeStoreValue { key: String, value: String },
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rustchain` (bin "rustchain" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustchain-a46771eb2b8f85d1)
[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" "e5097c4275823b68aa36e07371d76515af087b97bbd1bdf495aac9205604592f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5097c4275823b68aa36e07371d76515af087b97bbd1bdf495aac9205604592f", kill_on_drop: false }`
[INFO] [stdout] e5097c4275823b68aa36e07371d76515af087b97bbd1bdf495aac9205604592f