[INFO] fetching crate jsonml 0.4.2...
[INFO] checking jsonml-0.4.2 against master#1f81f906893d166d05fb4839f169983f2b564cc7 for pr-135167
[INFO] extracting crate jsonml 0.4.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate jsonml 0.4.2 on toolchain 1f81f906893d166d05fb4839f169983f2b564cc7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f81f906893d166d05fb4839f169983f2b564cc7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jsonml 0.4.2
[INFO] finished tweaking crates.io crate jsonml 0.4.2
[INFO] tweaked toml for crates.io crate jsonml 0.4.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f81f906893d166d05fb4839f169983f2b564cc7" "generate-lockfile" "--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]      Locking 14 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f81f906893d166d05fb4839f169983f2b564cc7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1f81f906893d166d05fb4839f169983f2b564cc7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23d10fb1eac76ad8773a20c5a6902b1fbbbe74c692326086d123a29b00d70f28
[INFO] running `Command { std: "docker" "start" "-a" "23d10fb1eac76ad8773a20c5a6902b1fbbbe74c692326086d123a29b00d70f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23d10fb1eac76ad8773a20c5a6902b1fbbbe74c692326086d123a29b00d70f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23d10fb1eac76ad8773a20c5a6902b1fbbbe74c692326086d123a29b00d70f28", kill_on_drop: false }`
[INFO] [stdout] 23d10fb1eac76ad8773a20c5a6902b1fbbbe74c692326086d123a29b00d70f28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1f81f906893d166d05fb4839f169983f2b564cc7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f09dd3ccffe5c79947012162df0cc494e271c8e44b25041eafc8fc6757dc0bee
[INFO] running `Command { std: "docker" "start" "-a" "f09dd3ccffe5c79947012162df0cc494e271c8e44b25041eafc8fc6757dc0bee", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]     Checking utf8-width v0.1.7
[INFO] [stderr]    Compiling serde_json v1.0.135
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking html-escape v0.2.13
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]     Checking serde_test v1.0.177
[INFO] [stderr]     Checking jsonml v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.55s
[INFO] running `Command { std: "docker" "inspect" "f09dd3ccffe5c79947012162df0cc494e271c8e44b25041eafc8fc6757dc0bee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f09dd3ccffe5c79947012162df0cc494e271c8e44b25041eafc8fc6757dc0bee", kill_on_drop: false }`
[INFO] [stdout] f09dd3ccffe5c79947012162df0cc494e271c8e44b25041eafc8fc6757dc0bee