[INFO] fetching crate tsk_lib 0.0.0...
[INFO] checking tsk_lib-0.0.0 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate tsk_lib 0.0.0 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate tsk_lib 0.0.0 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tsk_lib 0.0.0
[INFO] finished tweaking crates.io crate tsk_lib 0.0.0
[INFO] tweaked toml for crates.io crate tsk_lib 0.0.0 written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43136459ed032b47a8b778fefeea358f51a0bfd90c051febbc4de072dfe346c9
[INFO] running `Command { std: "docker" "start" "-a" "43136459ed032b47a8b778fefeea358f51a0bfd90c051febbc4de072dfe346c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43136459ed032b47a8b778fefeea358f51a0bfd90c051febbc4de072dfe346c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43136459ed032b47a8b778fefeea358f51a0bfd90c051febbc4de072dfe346c9", kill_on_drop: false }`
[INFO] [stdout] 43136459ed032b47a8b778fefeea358f51a0bfd90c051febbc4de072dfe346c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b409e44ee83ed322bff4b0a3dac504a840eaf3c4eb6a5b3eff7e83d5674821b7
[INFO] running `Command { std: "docker" "start" "-a" "b409e44ee83ed322bff4b0a3dac504a840eaf3c4eb6a5b3eff7e83d5674821b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]     Checking tsk_lib v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `InfixExpression`
[INFO] [stdout]   --> src/list.rs:23:30
[INFO] [stdout]    |
[INFO] [stdout] 23 | use query::ast::{Expression, InfixExpression, AST};
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InfixExpression`
[INFO] [stdout]   --> src/list.rs:23:30
[INFO] [stdout]    |
[INFO] [stdout] 23 | use query::ast::{Expression, InfixExpression, AST};
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `exp`
[INFO] [stdout]    --> src/list.rs:142:31
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn eval<'a>(&'a mut self, exp: Expression) -> Vec<&'a Task> {
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_exp`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `exp`
[INFO] [stdout]    --> src/list.rs:142:31
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn eval<'a>(&'a mut self, exp: Expression) -> Vec<&'a Task> {
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_exp`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.92s
[INFO] running `Command { std: "docker" "inspect" "b409e44ee83ed322bff4b0a3dac504a840eaf3c4eb6a5b3eff7e83d5674821b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b409e44ee83ed322bff4b0a3dac504a840eaf3c4eb6a5b3eff7e83d5674821b7", kill_on_drop: false }`
[INFO] [stdout] b409e44ee83ed322bff4b0a3dac504a840eaf3c4eb6a5b3eff7e83d5674821b7