[INFO] fetching crate percy-preview 0.0.3...
[INFO] testing percy-preview-0.0.3 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate percy-preview 0.0.3 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate percy-preview 0.0.3
[INFO] finished tweaking crates.io crate percy-preview 0.0.3
[INFO] tweaked toml for crates.io crate percy-preview 0.0.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate percy-preview 0.0.3 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding virtual-node v0.3.2 (available: v0.5.0)
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b6c353d29d5f4488da893d4af685718dec4a987fff42466c9a0ba465ec9fba61
[INFO] running `Command { std: "docker" "start" "-a" "b6c353d29d5f4488da893d4af685718dec4a987fff42466c9a0ba465ec9fba61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6c353d29d5f4488da893d4af685718dec4a987fff42466c9a0ba465ec9fba61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c353d29d5f4488da893d4af685718dec4a987fff42466c9a0ba465ec9fba61", kill_on_drop: false }`
[INFO] [stdout] b6c353d29d5f4488da893d4af685718dec4a987fff42466c9a0ba465ec9fba61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] be7cf4effbf9ef36f2b31c8979612cb86f00bb2756c2987eb251e8df4b52766d
[INFO] running `Command { std: "docker" "start" "-a" "be7cf4effbf9ef36f2b31c8979612cb86f00bb2756c2987eb251e8df4b52766d", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.104
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling html-validation v0.1.2
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling wasm-bindgen v0.2.104
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.104
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.104
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.104
[INFO] [stderr]    Compiling js-sys v0.3.81
[INFO] [stderr]    Compiling web-sys v0.3.81
[INFO] [stderr]    Compiling virtual-node v0.3.2
[INFO] [stderr]    Compiling percy-preview v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.16s
[INFO] running `Command { std: "docker" "inspect" "be7cf4effbf9ef36f2b31c8979612cb86f00bb2756c2987eb251e8df4b52766d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be7cf4effbf9ef36f2b31c8979612cb86f00bb2756c2987eb251e8df4b52766d", kill_on_drop: false }`
[INFO] [stdout] be7cf4effbf9ef36f2b31c8979612cb86f00bb2756c2987eb251e8df4b52766d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c620b037b448a61873aadcde12b96b53f9ddfb856bbb7dc54b22739e4e472860
[INFO] running `Command { std: "docker" "start" "-a" "c620b037b448a61873aadcde12b96b53f9ddfb856bbb7dc54b22739e4e472860", kill_on_drop: false }`
[INFO] [stderr]    Compiling percy-preview v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "c620b037b448a61873aadcde12b96b53f9ddfb856bbb7dc54b22739e4e472860", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c620b037b448a61873aadcde12b96b53f9ddfb856bbb7dc54b22739e4e472860", kill_on_drop: false }`
[INFO] [stdout] c620b037b448a61873aadcde12b96b53f9ddfb856bbb7dc54b22739e4e472860
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6d14ee48b7d3b5bc535c2a92ce00c67f345a2acb4d2b703c9c2e9d5aa45f76eb
[INFO] running `Command { std: "docker" "start" "-a" "6d14ee48b7d3b5bc535c2a92ce00c67f345a2acb4d2b703c9c2e9d5aa45f76eb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/percy_preview-230b8e719e1d62ae)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests percy_preview
[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] [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" "6d14ee48b7d3b5bc535c2a92ce00c67f345a2acb4d2b703c9c2e9d5aa45f76eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d14ee48b7d3b5bc535c2a92ce00c67f345a2acb4d2b703c9c2e9d5aa45f76eb", kill_on_drop: false }`
[INFO] [stdout] 6d14ee48b7d3b5bc535c2a92ce00c67f345a2acb4d2b703c9c2e9d5aa45f76eb