[INFO] cloning repository https://github.com/ennea8/JSON
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ennea8/JSON" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fennea8%2FJSON", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fennea8%2FJSON'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a45ec92c0cf08929776215833aa0d5fb4cef9037
[INFO] testing ennea8/JSON against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fennea8%2FJSON" "/workspace/builds/worker-106/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-106/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ennea8/JSON on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ennea8/JSON
[INFO] finished tweaking git repo https://github.com/ennea8/JSON
[INFO] tweaked toml for git repo https://github.com/ennea8/JSON written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate git repo https://github.com/ennea8/JSON already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e376394dd7a70119b0fa116dfdba70bc4eafe84a5c4fd37d141841a0d4e36c94
[INFO] running `Command { std: "docker" "start" "-a" "e376394dd7a70119b0fa116dfdba70bc4eafe84a5c4fd37d141841a0d4e36c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e376394dd7a70119b0fa116dfdba70bc4eafe84a5c4fd37d141841a0d4e36c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e376394dd7a70119b0fa116dfdba70bc4eafe84a5c4fd37d141841a0d4e36c94", kill_on_drop: false }`
[INFO] [stdout] e376394dd7a70119b0fa116dfdba70bc4eafe84a5c4fd37d141841a0d4e36c94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2a77f39e905a077617ee154d95cb1274005cc510c773aeea6e4bf76af6635d7
[INFO] running `Command { std: "docker" "start" "-a" "e2a77f39e905a077617ee154d95cb1274005cc510c773aeea6e4bf76af6635d7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling JSON v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `JSON` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `json`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.49s
[INFO] running `Command { std: "docker" "inspect" "e2a77f39e905a077617ee154d95cb1274005cc510c773aeea6e4bf76af6635d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2a77f39e905a077617ee154d95cb1274005cc510c773aeea6e4bf76af6635d7", kill_on_drop: false }`
[INFO] [stdout] e2a77f39e905a077617ee154d95cb1274005cc510c773aeea6e4bf76af6635d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8da94eb8503dfdd4681074724257914d0c39e6d4834a2f9307fe62e5424a3faa
[INFO] running `Command { std: "docker" "start" "-a" "8da94eb8503dfdd4681074724257914d0c39e6d4834a2f9307fe62e5424a3faa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling JSON v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `JSON` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `json`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "8da94eb8503dfdd4681074724257914d0c39e6d4834a2f9307fe62e5424a3faa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8da94eb8503dfdd4681074724257914d0c39e6d4834a2f9307fe62e5424a3faa", kill_on_drop: false }`
[INFO] [stdout] 8da94eb8503dfdd4681074724257914d0c39e6d4834a2f9307fe62e5424a3faa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fe31be7258158fe96b6344d99fceb4cf527b0e3e63e6c49a27a36937762b3c4a
[INFO] running `Command { std: "docker" "start" "-a" "fe31be7258158fe96b6344d99fceb4cf527b0e3e63e6c49a27a36937762b3c4a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: crate `JSON` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `json`
[INFO] [stderr] 
[INFO] [stderr] warning: `JSON` (bin "JSON" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 38.46s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/JSON-86fd1a5ba1996e51)
[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" "fe31be7258158fe96b6344d99fceb4cf527b0e3e63e6c49a27a36937762b3c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe31be7258158fe96b6344d99fceb4cf527b0e3e63e6c49a27a36937762b3c4a", kill_on_drop: false }`
[INFO] [stdout] fe31be7258158fe96b6344d99fceb4cf527b0e3e63e6c49a27a36937762b3c4a