[INFO] fetching crate sample-test-macros 0.2.1...
[INFO] checking sample-test-macros-0.2.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate sample-test-macros 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate sample-test-macros 0.2.1
[INFO] finished tweaking crates.io crate sample-test-macros 0.2.1
[INFO] tweaked toml for crates.io crate sample-test-macros 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sample-test-macros 0.2.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.104)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded casey v0.4.2
[INFO] [stderr]   Downloaded sample-std v0.2.1
[INFO] [stderr]   Downloaded sample-test-macros v0.2.1
[INFO] [stderr]   Downloaded sample-test v0.2.1
[INFO] [stderr]   Downloaded rand_regex v0.15.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a89c2a895860e7a384d1760f514ee7e74f3960ccafe71fc809186ac1a97e92fd
[INFO] running `Command { std: "docker" "start" "-a" "a89c2a895860e7a384d1760f514ee7e74f3960ccafe71fc809186ac1a97e92fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a89c2a895860e7a384d1760f514ee7e74f3960ccafe71fc809186ac1a97e92fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a89c2a895860e7a384d1760f514ee7e74f3960ccafe71fc809186ac1a97e92fd", kill_on_drop: false }`
[INFO] [stdout] a89c2a895860e7a384d1760f514ee7e74f3960ccafe71fc809186ac1a97e92fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94d0b61461c53405c5efa47f7b1f95ffec959b143b58c84c1ef7a2f5b94f931d
[INFO] running `Command { std: "docker" "start" "-a" "94d0b61461c53405c5efa47f7b1f95ffec959b143b58c84c1ef7a2f5b94f931d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking rand_regex v0.15.1
[INFO] [stderr]    Compiling casey v0.4.2
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking sample-std v0.2.1
[INFO] [stderr]     Checking sample-test-macros v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling sample-test-macros v0.2.1
[INFO] [stderr]     Checking sample-test v0.2.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.56s
[INFO] running `Command { std: "docker" "inspect" "94d0b61461c53405c5efa47f7b1f95ffec959b143b58c84c1ef7a2f5b94f931d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94d0b61461c53405c5efa47f7b1f95ffec959b143b58c84c1ef7a2f5b94f931d", kill_on_drop: false }`
[INFO] [stdout] 94d0b61461c53405c5efa47f7b1f95ffec959b143b58c84c1ef7a2f5b94f931d