[INFO] fetching crate vecmap-rs 0.2.3...
[INFO] building vecmap-rs-0.2.3 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate vecmap-rs 0.2.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate vecmap-rs 0.2.3
[INFO] finished tweaking crates.io crate vecmap-rs 0.2.3
[INFO] tweaked toml for crates.io crate vecmap-rs 0.2.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vecmap-rs 0.2.3 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vecmap-rs 0.2.3 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48bae3193535789cf43f38d789646230b98540b1c35d86bafc63b5ed127f470b
[INFO] running `Command { std: "docker" "start" "-a" "48bae3193535789cf43f38d789646230b98540b1c35d86bafc63b5ed127f470b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48bae3193535789cf43f38d789646230b98540b1c35d86bafc63b5ed127f470b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48bae3193535789cf43f38d789646230b98540b1c35d86bafc63b5ed127f470b", kill_on_drop: false }`
[INFO] [stdout] 48bae3193535789cf43f38d789646230b98540b1c35d86bafc63b5ed127f470b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73b368c8f2df2352c8d9acecaa963a3ce5f4305de06019acb707b83d7da56ca5
[INFO] running `Command { std: "docker" "start" "-a" "73b368c8f2df2352c8d9acecaa963a3ce5f4305de06019acb707b83d7da56ca5", kill_on_drop: false }`
[INFO] [stderr]    Compiling vecmap-rs v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/map.rs:1308:18
[INFO] [stdout]      |
[INFO] [stdout] 1308 |     pub fn entry(&mut self, key: K) -> Entry<K, V> {
[INFO] [stdout]      |                  ^^^^^^^^^             ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                  |
[INFO] [stdout]      |                  the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1308 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V> {
[INFO] [stdout]      |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "73b368c8f2df2352c8d9acecaa963a3ce5f4305de06019acb707b83d7da56ca5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73b368c8f2df2352c8d9acecaa963a3ce5f4305de06019acb707b83d7da56ca5", kill_on_drop: false }`
[INFO] [stdout] 73b368c8f2df2352c8d9acecaa963a3ce5f4305de06019acb707b83d7da56ca5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dd7743b45148d0ef8b38f74ca47584585c93691d6ca92100aeb04a7dc53855d
[INFO] running `Command { std: "docker" "start" "-a" "2dd7743b45148d0ef8b38f74ca47584585c93691d6ca92100aeb04a7dc53855d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_test v1.0.177
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/map.rs:1308:18
[INFO] [stdout]      |
[INFO] [stdout] 1308 |     pub fn entry(&mut self, key: K) -> Entry<K, V> {
[INFO] [stdout]      |                  ^^^^^^^^^             ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                  |
[INFO] [stdout]      |                  the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1308 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V> {
[INFO] [stdout]      |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling vecmap-rs v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/map.rs:1308:18
[INFO] [stdout]      |
[INFO] [stdout] 1308 |     pub fn entry(&mut self, key: K) -> Entry<K, V> {
[INFO] [stdout]      |                  ^^^^^^^^^             ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                  |
[INFO] [stdout]      |                  the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1308 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V> {
[INFO] [stdout]      |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "2dd7743b45148d0ef8b38f74ca47584585c93691d6ca92100aeb04a7dc53855d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dd7743b45148d0ef8b38f74ca47584585c93691d6ca92100aeb04a7dc53855d", kill_on_drop: false }`
[INFO] [stdout] 2dd7743b45148d0ef8b38f74ca47584585c93691d6ca92100aeb04a7dc53855d