[INFO] fetching crate canadensis_derive_register_block 0.1.0...
[INFO] checking canadensis_derive_register_block-0.1.0 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate canadensis_derive_register_block 0.1.0 into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate canadensis_derive_register_block 0.1.0 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate canadensis_derive_register_block 0.1.0
[INFO] finished tweaking crates.io crate canadensis_derive_register_block 0.1.0
[INFO] tweaked toml for crates.io crate canadensis_derive_register_block 0.1.0 written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e54d3339a7c3a72efa36dbf36e19817e80e5cbbae1f26abc946976f375bcd896
[INFO] running `Command { std: "docker" "start" "-a" "e54d3339a7c3a72efa36dbf36e19817e80e5cbbae1f26abc946976f375bcd896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e54d3339a7c3a72efa36dbf36e19817e80e5cbbae1f26abc946976f375bcd896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e54d3339a7c3a72efa36dbf36e19817e80e5cbbae1f26abc946976f375bcd896", kill_on_drop: false }`
[INFO] [stdout] e54d3339a7c3a72efa36dbf36e19817e80e5cbbae1f26abc946976f375bcd896
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efb80e9efd698f61b6577bc8a0e0b8483ca08026e4dc708eec8dcf7c8f356d0c
[INFO] running `Command { std: "docker" "start" "-a" "efb80e9efd698f61b6577bc8a0e0b8483ca08026e4dc708eec8dcf7c8f356d0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking canadensis_derive_register_block v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `canadensis`
[INFO] [stdout]  --> tests/derive_basic.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate canadensis;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `canadensis_derive_register_block` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "efb80e9efd698f61b6577bc8a0e0b8483ca08026e4dc708eec8dcf7c8f356d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb80e9efd698f61b6577bc8a0e0b8483ca08026e4dc708eec8dcf7c8f356d0c", kill_on_drop: false }`
[INFO] [stdout] efb80e9efd698f61b6577bc8a0e0b8483ca08026e4dc708eec8dcf7c8f356d0c