[INFO] fetching crate synapse-session 0.1.0...
[INFO] testing synapse-session-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate synapse-session 0.1.0 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate synapse-session 0.1.0 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 crates.io crate synapse-session 0.1.0
[INFO] finished tweaking crates.io crate synapse-session 0.1.0
[INFO] tweaked toml for crates.io crate synapse-session 0.1.0 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 76e1cbadccb8549e049537f101149ed6cac9517ab83c1edd4c2015cb6ddd8ab0
[INFO] running `Command { std: "docker" "start" "-a" "76e1cbadccb8549e049537f101149ed6cac9517ab83c1edd4c2015cb6ddd8ab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76e1cbadccb8549e049537f101149ed6cac9517ab83c1edd4c2015cb6ddd8ab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76e1cbadccb8549e049537f101149ed6cac9517ab83c1edd4c2015cb6ddd8ab0", kill_on_drop: false }`
[INFO] [stdout] 76e1cbadccb8549e049537f101149ed6cac9517ab83c1edd4c2015cb6ddd8ab0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 6f76d3c2b5fc1e627db0b974c86eb5e97cd1a82f03ec5d5513db393127fdf32a
[INFO] running `Command { std: "docker" "start" "-a" "6f76d3c2b5fc1e627db0b974c86eb5e97cd1a82f03ec5d5513db393127fdf32a", 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] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling synapse-session v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.64s
[INFO] running `Command { std: "docker" "inspect" "6f76d3c2b5fc1e627db0b974c86eb5e97cd1a82f03ec5d5513db393127fdf32a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f76d3c2b5fc1e627db0b974c86eb5e97cd1a82f03ec5d5513db393127fdf32a", kill_on_drop: false }`
[INFO] [stdout] 6f76d3c2b5fc1e627db0b974c86eb5e97cd1a82f03ec5d5513db393127fdf32a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 9aded1d497eac79141ef5df3635e212c5ab5c05970d8ef3cd44ebe401c21d7b1
[INFO] running `Command { std: "docker" "start" "-a" "9aded1d497eac79141ef5df3635e212c5ab5c05970d8ef3cd44ebe401c21d7b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling synapse-session v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "9aded1d497eac79141ef5df3635e212c5ab5c05970d8ef3cd44ebe401c21d7b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aded1d497eac79141ef5df3635e212c5ab5c05970d8ef3cd44ebe401c21d7b1", kill_on_drop: false }`
[INFO] [stdout] 9aded1d497eac79141ef5df3635e212c5ab5c05970d8ef3cd44ebe401c21d7b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] b0d195a41b798e1619e3b2502f5cd991e50d9e8a0e039fce509e726fdd0cbf65
[INFO] running `Command { std: "docker" "start" "-a" "b0d195a41b798e1619e3b2502f5cd991e50d9e8a0e039fce509e726fdd0cbf65", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/synapse_session-af8fced8f179f84c)
[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 synapse_session
[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" "b0d195a41b798e1619e3b2502f5cd991e50d9e8a0e039fce509e726fdd0cbf65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0d195a41b798e1619e3b2502f5cd991e50d9e8a0e039fce509e726fdd0cbf65", kill_on_drop: false }`
[INFO] [stdout] b0d195a41b798e1619e3b2502f5cd991e50d9e8a0e039fce509e726fdd0cbf65