[INFO] fetching crate safer_ffi-proc_macros 0.2.0-rc1...
[INFO] checking safer_ffi-proc_macros-0.2.0-rc1 against master#4b9792692fbb675174d4d2082e7c37b2bc930e71 for pr-153692-1
[INFO] extracting crate safer_ffi-proc_macros 0.2.0-rc1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate safer_ffi-proc_macros 0.2.0-rc1
[INFO] finished tweaking crates.io crate safer_ffi-proc_macros 0.2.0-rc1
[INFO] tweaked toml for crates.io crate safer_ffi-proc_macros 0.2.0-rc1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate safer_ffi-proc_macros 0.2.0-rc1 on toolchain 4b9792692fbb675174d4d2082e7c37b2bc930e71
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate safer_ffi-proc_macros 0.2.0-rc1 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" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "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 prettyplease v0.2.32
[INFO] [stderr]   Downloaded macro_rules_attribute-proc_macro v0.1.3
[INFO] [stderr]   Downloaded macro_rules_attribute v0.1.3
[INFO] [stderr]   Downloaded unicode-ident v1.0.8
[INFO] [stderr]   Downloaded paste v1.0.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 202619169c2ec5ad1fa16f5199956901507a69a994cfb1f0bd0c2f1b05ca4248
[INFO] running `Command { std: "docker" "start" "-a" "202619169c2ec5ad1fa16f5199956901507a69a994cfb1f0bd0c2f1b05ca4248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "202619169c2ec5ad1fa16f5199956901507a69a994cfb1f0bd0c2f1b05ca4248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "202619169c2ec5ad1fa16f5199956901507a69a994cfb1f0bd0c2f1b05ca4248", kill_on_drop: false }`
[INFO] [stdout] 202619169c2ec5ad1fa16f5199956901507a69a994cfb1f0bd0c2f1b05ca4248
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77f26c560db539efa1c900c690b800213f45ecfe8d450c8349cc1ca29de2fd62
[INFO] running `Command { std: "docker" "start" "-a" "77f26c560db539efa1c900c690b800213f45ecfe8d450c8349cc1ca29de2fd62", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]     Checking unicode-ident v1.0.8
[INFO] [stderr]    Compiling paste v1.0.12
[INFO] [stderr]    Compiling prettyplease v0.2.32
[INFO] [stderr]    Compiling macro_rules_attribute-proc_macro v0.1.3
[INFO] [stderr]     Checking macro_rules_attribute v0.1.3
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.100
[INFO] [stderr]     Checking safer_ffi-proc_macros v0.2.0-rc1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.84s
[INFO] running `Command { std: "docker" "inspect" "77f26c560db539efa1c900c690b800213f45ecfe8d450c8349cc1ca29de2fd62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77f26c560db539efa1c900c690b800213f45ecfe8d450c8349cc1ca29de2fd62", kill_on_drop: false }`
[INFO] [stdout] 77f26c560db539efa1c900c690b800213f45ecfe8d450c8349cc1ca29de2fd62