[INFO] fetching crate contract-metadata 4.0.0-rc.1...
[INFO] checking contract-metadata-4.0.0-rc.1 against master#35936c4839dd272646394779d151e060d0f6b3ac for pr-122960-1
[INFO] extracting crate contract-metadata 4.0.0-rc.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate contract-metadata 4.0.0-rc.1 on toolchain 35936c4839dd272646394779d151e060d0f6b3ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate contract-metadata 4.0.0-rc.1
[INFO] finished tweaking crates.io crate contract-metadata 4.0.0-rc.1
[INFO] tweaked toml for crates.io crate contract-metadata 4.0.0-rc.1 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" "+35936c4839dd272646394779d151e060d0f6b3ac" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-normalization v0.1.23
[INFO] [stderr]   Downloaded form_urlencoded v1.2.1
[INFO] [stderr]   Downloaded percent-encoding v2.3.1
[INFO] [stderr]   Downloaded unicode-bidi v0.3.15
[INFO] [stderr]   Downloaded yansi v0.5.1
[INFO] [stderr]   Downloaded pretty_assertions v1.4.0
[INFO] [stderr]   Downloaded anyhow v1.0.81
[INFO] [stderr]   Downloaded idna v0.5.0
[INFO] [stderr]   Downloaded impl-serde v0.4.0
[INFO] [stderr]   Downloaded url v2.5.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f8cb0ff9186e97d78355d47519c87907821a3a78659c35b37fce5e1d308b58c
[INFO] running `Command { std: "docker" "start" "-a" "9f8cb0ff9186e97d78355d47519c87907821a3a78659c35b37fce5e1d308b58c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f8cb0ff9186e97d78355d47519c87907821a3a78659c35b37fce5e1d308b58c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f8cb0ff9186e97d78355d47519c87907821a3a78659c35b37fce5e1d308b58c", kill_on_drop: false }`
[INFO] [stdout] 9f8cb0ff9186e97d78355d47519c87907821a3a78659c35b37fce5e1d308b58c
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb1fa7b8727775edd502e793f7b1dcc60430db4ed5d0f1005e14a9a2f43c7250
[INFO] running `Command { std: "docker" "start" "-a" "cb1fa7b8727775edd502e793f7b1dcc60430db4ed5d0f1005e14a9a2f43c7250", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking impl-serde v0.4.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking contract-metadata v4.0.0-rc.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.60s
[INFO] running `Command { std: "docker" "inspect" "cb1fa7b8727775edd502e793f7b1dcc60430db4ed5d0f1005e14a9a2f43c7250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb1fa7b8727775edd502e793f7b1dcc60430db4ed5d0f1005e14a9a2f43c7250", kill_on_drop: false }`
[INFO] [stdout] cb1fa7b8727775edd502e793f7b1dcc60430db4ed5d0f1005e14a9a2f43c7250