[INFO] fetching crate zngur 0.7.0...
[INFO] testing zngur-0.7.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate zngur 0.7.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate zngur 0.7.0
[INFO] finished tweaking crates.io crate zngur 0.7.0
[INFO] tweaked toml for crates.io crate zngur 0.7.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zngur 0.7.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zngur 0.7.0 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chumsky v1.0.0-alpha.8
[INFO] [stderr]   Downloaded zngur-def v0.7.0
[INFO] [stderr]   Downloaded stacker v0.1.15
[INFO] [stderr]   Downloaded ariadne v0.3.0
[INFO] [stderr]   Downloaded zngur-parser v0.7.0
[INFO] [stderr]   Downloaded zngur-generator v0.7.0
[INFO] [stderr]   Downloaded psm v0.1.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0854ec37c8f24e5ca2c5a3d9a01b0d6da17054ce49a6c822d6e538d6cf9f50f9
[INFO] running `Command { std: "docker" "start" "-a" "0854ec37c8f24e5ca2c5a3d9a01b0d6da17054ce49a6c822d6e538d6cf9f50f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0854ec37c8f24e5ca2c5a3d9a01b0d6da17054ce49a6c822d6e538d6cf9f50f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0854ec37c8f24e5ca2c5a3d9a01b0d6da17054ce49a6c822d6e538d6cf9f50f9", kill_on_drop: false }`
[INFO] [stdout] 0854ec37c8f24e5ca2c5a3d9a01b0d6da17054ce49a6c822d6e538d6cf9f50f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2de53c1b15f7122a6fca19c9072788f71e3bdab32cd54d5c0c6517cb22f03efe
[INFO] running `Command { std: "docker" "start" "-a" "2de53c1b15f7122a6fca19c9072788f71e3bdab32cd54d5c0c6517cb22f03efe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling foldhash v0.1.4
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling chumsky v1.0.0-alpha.8
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling ariadne v0.3.0
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling zngur-def v0.7.0
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling zngur-parser v0.7.0
[INFO] [stderr]    Compiling zngur-generator v0.7.0
[INFO] [stderr]    Compiling zngur v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.57s
[INFO] running `Command { std: "docker" "inspect" "2de53c1b15f7122a6fca19c9072788f71e3bdab32cd54d5c0c6517cb22f03efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2de53c1b15f7122a6fca19c9072788f71e3bdab32cd54d5c0c6517cb22f03efe", kill_on_drop: false }`
[INFO] [stdout] 2de53c1b15f7122a6fca19c9072788f71e3bdab32cd54d5c0c6517cb22f03efe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56359cc9956a2c03c5e24e44c7a296d25fd096f1e083714b18d4a53313da5ef9
[INFO] running `Command { std: "docker" "start" "-a" "56359cc9956a2c03c5e24e44c7a296d25fd096f1e083714b18d4a53313da5ef9", kill_on_drop: false }`
[INFO] [stderr]    Compiling zngur v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "56359cc9956a2c03c5e24e44c7a296d25fd096f1e083714b18d4a53313da5ef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56359cc9956a2c03c5e24e44c7a296d25fd096f1e083714b18d4a53313da5ef9", kill_on_drop: false }`
[INFO] [stdout] 56359cc9956a2c03c5e24e44c7a296d25fd096f1e083714b18d4a53313da5ef9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 21fa311add905c06ccd330669c26758e5393ad9a9da9f0cea4bafa9c3a4fc18b
[INFO] running `Command { std: "docker" "start" "-a" "21fa311add905c06ccd330669c26758e5393ad9a9da9f0cea4bafa9c3a4fc18b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zngur-e89ec31d453c1935)
[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 zngur
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Zngur (line 16) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "21fa311add905c06ccd330669c26758e5393ad9a9da9f0cea4bafa9c3a4fc18b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21fa311add905c06ccd330669c26758e5393ad9a9da9f0cea4bafa9c3a4fc18b", kill_on_drop: false }`
[INFO] [stdout] 21fa311add905c06ccd330669c26758e5393ad9a9da9f0cea4bafa9c3a4fc18b