[INFO] fetching crate tuck5 0.2.0...
[INFO] checking tuck5-0.2.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate tuck5 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate tuck5 0.2.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tuck5 0.2.0
[INFO] finished tweaking crates.io crate tuck5 0.2.0
[INFO] tweaked toml for crates.io crate tuck5 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53d52b1f96d4d5de4e88902b82ac51cb00961d4bbb7a2355a84bdf1a16b4af2c
[INFO] running `Command { std: "docker" "start" "-a" "53d52b1f96d4d5de4e88902b82ac51cb00961d4bbb7a2355a84bdf1a16b4af2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53d52b1f96d4d5de4e88902b82ac51cb00961d4bbb7a2355a84bdf1a16b4af2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53d52b1f96d4d5de4e88902b82ac51cb00961d4bbb7a2355a84bdf1a16b4af2c", kill_on_drop: false }`
[INFO] [stdout] 53d52b1f96d4d5de4e88902b82ac51cb00961d4bbb7a2355a84bdf1a16b4af2c
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba605b60c2079f9fa63e25c91880b41027c4bf8ac70b5356b388f78c4667cf3f
[INFO] running `Command { std: "docker" "start" "-a" "ba605b60c2079f9fa63e25c91880b41027c4bf8ac70b5356b388f78c4667cf3f", kill_on_drop: false }`
[INFO] [stderr]     Checking tuck5 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling test-case-core v3.3.1
[INFO] [stderr]    Compiling test-case-macros v3.3.1
[INFO] [stderr]     Checking test-case v3.3.1
[INFO] [stdout] warning: unused import: `token::*`
[INFO] [stdout]  --> src/sequence/tests.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use token::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private item shadows public glob re-export
[INFO] [stdout]  --> src/transform/mod.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | mod tests;
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the name `tests` in the type namespace is supposed to be publicly re-exported here
[INFO] [stdout]  --> src/transform/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use crate::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] note: but the private item here shadows it
[INFO] [stdout]  --> src/transform/mod.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | mod tests;
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout]   = note: `#[warn(hidden_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `token::*`
[INFO] [stdout]  --> src/transform/tests.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use token::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.44s
[INFO] running `Command { std: "docker" "inspect" "ba605b60c2079f9fa63e25c91880b41027c4bf8ac70b5356b388f78c4667cf3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba605b60c2079f9fa63e25c91880b41027c4bf8ac70b5356b388f78c4667cf3f", kill_on_drop: false }`
[INFO] [stdout] ba605b60c2079f9fa63e25c91880b41027c4bf8ac70b5356b388f78c4667cf3f