[INFO] fetching crate v_jsonescape 0.6.1...
[INFO] testing v_jsonescape-0.6.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate v_jsonescape 0.6.1 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate v_jsonescape 0.6.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate v_jsonescape 0.6.1
[INFO] finished tweaking crates.io crate v_jsonescape 0.6.1
[INFO] tweaked toml for crates.io crate v_jsonescape 0.6.1 written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dff093a784c99bfc8c68addf4f51e7f2f7fb42ef70f94b5679e1e19d7c3c45a7
[INFO] running `Command { std: "docker" "start" "-a" "dff093a784c99bfc8c68addf4f51e7f2f7fb42ef70f94b5679e1e19d7c3c45a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dff093a784c99bfc8c68addf4f51e7f2f7fb42ef70f94b5679e1e19d7c3c45a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dff093a784c99bfc8c68addf4f51e7f2f7fb42ef70f94b5679e1e19d7c3c45a7", kill_on_drop: false }`
[INFO] [stdout] dff093a784c99bfc8c68addf4f51e7f2f7fb42ef70f94b5679e1e19d7c3c45a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2a854fb9580cd833010387fd10d7fd5bc650fe13bb2acb815b3bfe6e8c42cbe
[INFO] running `Command { std: "docker" "start" "-a" "e2a854fb9580cd833010387fd10d7fd5bc650fe13bb2acb815b3bfe6e8c42cbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling v_escape v0.18.0
[INFO] [stderr]    Compiling v_jsonescape v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling buf-min v0.6.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling v_escape_derive v0.9.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.75s
[INFO] running `Command { std: "docker" "inspect" "e2a854fb9580cd833010387fd10d7fd5bc650fe13bb2acb815b3bfe6e8c42cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2a854fb9580cd833010387fd10d7fd5bc650fe13bb2acb815b3bfe6e8c42cbe", kill_on_drop: false }`
[INFO] [stdout] e2a854fb9580cd833010387fd10d7fd5bc650fe13bb2acb815b3bfe6e8c42cbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e12914ada5f27aac9f67a60431f8b8963a224c2002a91cbb3d9fddaa8b2dcf7
[INFO] running `Command { std: "docker" "start" "-a" "3e12914ada5f27aac9f67a60431f8b8963a224c2002a91cbb3d9fddaa8b2dcf7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling v_jsonescape v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "3e12914ada5f27aac9f67a60431f8b8963a224c2002a91cbb3d9fddaa8b2dcf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e12914ada5f27aac9f67a60431f8b8963a224c2002a91cbb3d9fddaa8b2dcf7", kill_on_drop: false }`
[INFO] [stdout] 3e12914ada5f27aac9f67a60431f8b8963a224c2002a91cbb3d9fddaa8b2dcf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a91033ed6f1dce2585973dd685ddd38442ce4398c84f6241aeec972544a436a6
[INFO] running `Command { std: "docker" "start" "-a" "a91033ed6f1dce2585973dd685ddd38442ce4398c84f6241aeec972544a436a6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/v_jsonescape-84e353284235df0f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_escape ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests v_jsonescape
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.63s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a91033ed6f1dce2585973dd685ddd38442ce4398c84f6241aeec972544a436a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a91033ed6f1dce2585973dd685ddd38442ce4398c84f6241aeec972544a436a6", kill_on_drop: false }`
[INFO] [stdout] a91033ed6f1dce2585973dd685ddd38442ce4398c84f6241aeec972544a436a6