[INFO] fetching crate json_keys_case_changer 0.2.0...
[INFO] testing json_keys_case_changer-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate json_keys_case_changer 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate json_keys_case_changer 0.2.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json_keys_case_changer 0.2.0
[INFO] finished tweaking crates.io crate json_keys_case_changer 0.2.0
[INFO] tweaked toml for crates.io crate json_keys_case_changer 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2281a4807e7759a4b3cbc2f90a0992ba582250fccc9f06f006bbc7af26ad1fa9
[INFO] running `Command { std: "docker" "start" "-a" "2281a4807e7759a4b3cbc2f90a0992ba582250fccc9f06f006bbc7af26ad1fa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2281a4807e7759a4b3cbc2f90a0992ba582250fccc9f06f006bbc7af26ad1fa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2281a4807e7759a4b3cbc2f90a0992ba582250fccc9f06f006bbc7af26ad1fa9", kill_on_drop: false }`
[INFO] [stdout] 2281a4807e7759a4b3cbc2f90a0992ba582250fccc9f06f006bbc7af26ad1fa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a77ef638fd5479e99a3026d7ca6b95c7e7dc6cb83c8745163a387cccb5ae0688
[INFO] running `Command { std: "docker" "start" "-a" "a77ef638fd5479e99a3026d7ca6b95c7e7dc6cb83c8745163a387cccb5ae0688", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling json_keys_case_changer v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "a77ef638fd5479e99a3026d7ca6b95c7e7dc6cb83c8745163a387cccb5ae0688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a77ef638fd5479e99a3026d7ca6b95c7e7dc6cb83c8745163a387cccb5ae0688", kill_on_drop: false }`
[INFO] [stdout] a77ef638fd5479e99a3026d7ca6b95c7e7dc6cb83c8745163a387cccb5ae0688
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c61bbb8bb9c423ef25c89bb085370959dfc2c9b5d91a229e1160417c9ff71368
[INFO] running `Command { std: "docker" "start" "-a" "c61bbb8bb9c423ef25c89bb085370959dfc2c9b5d91a229e1160417c9ff71368", kill_on_drop: false }`
[INFO] [stderr]    Compiling json_keys_case_changer v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "c61bbb8bb9c423ef25c89bb085370959dfc2c9b5d91a229e1160417c9ff71368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c61bbb8bb9c423ef25c89bb085370959dfc2c9b5d91a229e1160417c9ff71368", kill_on_drop: false }`
[INFO] [stdout] c61bbb8bb9c423ef25c89bb085370959dfc2c9b5d91a229e1160417c9ff71368
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4e776840c9697e338ec20d20e05221b79bb6d9956c80bc930473a76a5e593f2b
[INFO] running `Command { std: "docker" "start" "-a" "4e776840c9697e338ec20d20e05221b79bb6d9956c80bc930473a76a5e593f2b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json_keys_case_changer-1458bb14d96b8bc1)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::root_array ... ok
[INFO] [stdout] test tests::array_of_strings_in_map ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests json_keys_case_changer
[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" "4e776840c9697e338ec20d20e05221b79bb6d9956c80bc930473a76a5e593f2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e776840c9697e338ec20d20e05221b79bb6d9956c80bc930473a76a5e593f2b", kill_on_drop: false }`
[INFO] [stdout] 4e776840c9697e338ec20d20e05221b79bb6d9956c80bc930473a76a5e593f2b