[INFO] fetching crate ungrammar2json 1.0.0...
[INFO] testing ungrammar2json-1.0.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate ungrammar2json 1.0.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate ungrammar2json 1.0.0
[INFO] finished tweaking crates.io crate ungrammar2json 1.0.0
[INFO] tweaked toml for crates.io crate ungrammar2json 1.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ungrammar2json 1.0.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ungrammar2json 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 826b2d980f217dbb3ffdaa022c7384d2931b89a7618b0bb13b6d23b39d187769
[INFO] running `Command { std: "docker" "start" "-a" "826b2d980f217dbb3ffdaa022c7384d2931b89a7618b0bb13b6d23b39d187769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "826b2d980f217dbb3ffdaa022c7384d2931b89a7618b0bb13b6d23b39d187769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "826b2d980f217dbb3ffdaa022c7384d2931b89a7618b0bb13b6d23b39d187769", kill_on_drop: false }`
[INFO] [stdout] 826b2d980f217dbb3ffdaa022c7384d2931b89a7618b0bb13b6d23b39d187769
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2136eaa2d70c46ef807ebb44fc5ac70bec8c2f0fbc3eeaa7a61d48225a3a717c
[INFO] running `Command { std: "docker" "start" "-a" "2136eaa2d70c46ef807ebb44fc5ac70bec8c2f0fbc3eeaa7a61d48225a3a717c", kill_on_drop: false }`
[INFO] [stderr]    Compiling write-json v0.1.1
[INFO] [stderr]    Compiling ungrammar v1.1.0
[INFO] [stderr]    Compiling ungrammar2json v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "2136eaa2d70c46ef807ebb44fc5ac70bec8c2f0fbc3eeaa7a61d48225a3a717c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2136eaa2d70c46ef807ebb44fc5ac70bec8c2f0fbc3eeaa7a61d48225a3a717c", kill_on_drop: false }`
[INFO] [stdout] 2136eaa2d70c46ef807ebb44fc5ac70bec8c2f0fbc3eeaa7a61d48225a3a717c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5281d891e5ae31727b802759ee66b4adf532cc7c84fb1b7e5386265cc103cdcd
[INFO] running `Command { std: "docker" "start" "-a" "5281d891e5ae31727b802759ee66b4adf532cc7c84fb1b7e5386265cc103cdcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling ungrammar2json v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "5281d891e5ae31727b802759ee66b4adf532cc7c84fb1b7e5386265cc103cdcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5281d891e5ae31727b802759ee66b4adf532cc7c84fb1b7e5386265cc103cdcd", kill_on_drop: false }`
[INFO] [stdout] 5281d891e5ae31727b802759ee66b4adf532cc7c84fb1b7e5386265cc103cdcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4172925917dffa75055b89587b48f2dd1a258b3cfd95e9fe372b2667b103a907
[INFO] running `Command { std: "docker" "start" "-a" "4172925917dffa75055b89587b48f2dd1a258b3cfd95e9fe372b2667b103a907", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ungrammar2json-451b8dcf564b952c)
[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" "4172925917dffa75055b89587b48f2dd1a258b3cfd95e9fe372b2667b103a907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4172925917dffa75055b89587b48f2dd1a258b3cfd95e9fe372b2667b103a907", kill_on_drop: false }`
[INFO] [stdout] 4172925917dffa75055b89587b48f2dd1a258b3cfd95e9fe372b2667b103a907