[INFO] fetching crate jtable 0.2.0...
[INFO] testing jtable-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate jtable 0.2.0 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate jtable 0.2.0 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 jtable 0.2.0
[INFO] finished tweaking crates.io crate jtable 0.2.0
[INFO] tweaked toml for crates.io crate jtable 0.2.0 written to /workspace/builds/worker-100/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] e99f716a16d4f8c3883b402fd17f3ce5c6cb1e005a12697c6b73e6d3494c5cf7
[INFO] running `Command { std: "docker" "start" "-a" "e99f716a16d4f8c3883b402fd17f3ce5c6cb1e005a12697c6b73e6d3494c5cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e99f716a16d4f8c3883b402fd17f3ce5c6cb1e005a12697c6b73e6d3494c5cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e99f716a16d4f8c3883b402fd17f3ce5c6cb1e005a12697c6b73e6d3494c5cf7", kill_on_drop: false }`
[INFO] [stdout] e99f716a16d4f8c3883b402fd17f3ce5c6cb1e005a12697c6b73e6d3494c5cf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 8ce345b7fd81eed5df939a0745f1b759ccfdad1b9abf90db82398bede5a93556
[INFO] running `Command { std: "docker" "start" "-a" "8ce345b7fd81eed5df939a0745f1b759ccfdad1b9abf90db82398bede5a93556", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling jtable v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.98s
[INFO] running `Command { std: "docker" "inspect" "8ce345b7fd81eed5df939a0745f1b759ccfdad1b9abf90db82398bede5a93556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ce345b7fd81eed5df939a0745f1b759ccfdad1b9abf90db82398bede5a93556", kill_on_drop: false }`
[INFO] [stdout] 8ce345b7fd81eed5df939a0745f1b759ccfdad1b9abf90db82398bede5a93556
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 4695f12249bc05bf1ad41fa975f1f61f697a24445a278d9d2a79d57a57b4d6f9
[INFO] running `Command { std: "docker" "start" "-a" "4695f12249bc05bf1ad41fa975f1f61f697a24445a278d9d2a79d57a57b4d6f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling jtable v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "4695f12249bc05bf1ad41fa975f1f61f697a24445a278d9d2a79d57a57b4d6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4695f12249bc05bf1ad41fa975f1f61f697a24445a278d9d2a79d57a57b4d6f9", kill_on_drop: false }`
[INFO] [stdout] 4695f12249bc05bf1ad41fa975f1f61f697a24445a278d9d2a79d57a57b4d6f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] f0187c97f184e5d911acde1531a50229d268cd87811fd54ec2b534c92d94569c
[INFO] running `Command { std: "docker" "start" "-a" "f0187c97f184e5d911acde1531a50229d268cd87811fd54ec2b534c92d94569c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jtable-1f2ab0cb3fda4220)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jtable
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::serialize_list ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "f0187c97f184e5d911acde1531a50229d268cd87811fd54ec2b534c92d94569c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0187c97f184e5d911acde1531a50229d268cd87811fd54ec2b534c92d94569c", kill_on_drop: false }`
[INFO] [stdout] f0187c97f184e5d911acde1531a50229d268cd87811fd54ec2b534c92d94569c