[INFO] fetching crate corolla 0.1.4...
[INFO] testing corolla-0.1.4 against master#ff2c56344c764af598ad33027e9c7a48881808ef for pr-118825
[INFO] extracting crate corolla 0.1.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate corolla 0.1.4 on toolchain ff2c56344c764af598ad33027e9c7a48881808ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate corolla 0.1.4
[INFO] finished tweaking crates.io crate corolla 0.1.4
[INFO] tweaked toml for crates.io crate corolla 0.1.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate corolla 0.1.4 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" "+ff2c56344c764af598ad33027e9c7a48881808ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
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[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97010be4a691dc6ce701234431b91c3b2bfc64f02baa5fcbb359d7b7c3a3b9cc
[INFO] running `Command { std: "docker" "start" "-a" "97010be4a691dc6ce701234431b91c3b2bfc64f02baa5fcbb359d7b7c3a3b9cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97010be4a691dc6ce701234431b91c3b2bfc64f02baa5fcbb359d7b7c3a3b9cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97010be4a691dc6ce701234431b91c3b2bfc64f02baa5fcbb359d7b7c3a3b9cc", kill_on_drop: false }`
[INFO] [stdout] 97010be4a691dc6ce701234431b91c3b2bfc64f02baa5fcbb359d7b7c3a3b9cc
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6e80ccdcc2b46613f86c81eb0f712af40f5a55b608a296102b734161906f3f1
[INFO] running `Command { std: "docker" "start" "-a" "e6e80ccdcc2b46613f86c81eb0f712af40f5a55b608a296102b734161906f3f1", kill_on_drop: false }`
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[INFO] [stderr]    Compiling corolla v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `cols` is never read
[INFO] [stdout]   --> src/corolla/db.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct DB {
[INFO] [stdout]    |            -- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     cols: HashMap<String, Vec<String>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DB` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_raw_query` is never used
[INFO] [stdout]    --> src/corolla/db.rs:109:18
[INFO] [stdout]     |
[INFO] [stdout] 24  | impl DB {
[INFO] [stdout]     | ------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 109 |     pub async fn read_raw_query(&self, sql: &str) -> Result<Vec<Vec<String>>, Error> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `version_cmp` is never used
[INFO] [stdout]   --> src/corolla/spec.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn version_cmp(u: &Version, v: &Version) -> Ordering {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `str2version` is never used
[INFO] [stdout]   --> src/corolla/spec.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn str2version(u: &str) -> Version {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.90s
[INFO] running `Command { std: "docker" "inspect" "e6e80ccdcc2b46613f86c81eb0f712af40f5a55b608a296102b734161906f3f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6e80ccdcc2b46613f86c81eb0f712af40f5a55b608a296102b734161906f3f1", kill_on_drop: false }`
[INFO] [stdout] e6e80ccdcc2b46613f86c81eb0f712af40f5a55b608a296102b734161906f3f1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2afc1fd27a17fe07268a2c4b84695b82aa7adb2febc9bdb5587809633dc0c0f
[INFO] running `Command { std: "docker" "start" "-a" "e2afc1fd27a17fe07268a2c4b84695b82aa7adb2febc9bdb5587809633dc0c0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling corolla v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `cols` is never read
[INFO] [stdout]   --> src/corolla/db.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct DB {
[INFO] [stdout]    |            -- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     cols: HashMap<String, Vec<String>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DB` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_raw_query` is never used
[INFO] [stdout]    --> src/corolla/db.rs:109:18
[INFO] [stdout]     |
[INFO] [stdout] 24  | impl DB {
[INFO] [stdout]     | ------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 109 |     pub async fn read_raw_query(&self, sql: &str) -> Result<Vec<Vec<String>>, Error> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `version_cmp` is never used
[INFO] [stdout]   --> src/corolla/spec.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn version_cmp(u: &Version, v: &Version) -> Ordering {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `str2version` is never used
[INFO] [stdout]   --> src/corolla/spec.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn str2version(u: &str) -> Version {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "e2afc1fd27a17fe07268a2c4b84695b82aa7adb2febc9bdb5587809633dc0c0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2afc1fd27a17fe07268a2c4b84695b82aa7adb2febc9bdb5587809633dc0c0f", kill_on_drop: false }`
[INFO] [stdout] e2afc1fd27a17fe07268a2c4b84695b82aa7adb2febc9bdb5587809633dc0c0f
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5520f9f08e7debfaf5e1a156fe22a6a58a46806754cce9525428df6c2ed25f4e
[INFO] running `Command { std: "docker" "start" "-a" "5520f9f08e7debfaf5e1a156fe22a6a58a46806754cce9525428df6c2ed25f4e", kill_on_drop: false }`
[INFO] [stderr] warning: field `cols` is never read
[INFO] [stderr]   --> src/corolla/db.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct DB {
[INFO] [stderr]    |            -- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 21 |     cols: HashMap<String, Vec<String>>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DB` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `read_raw_query` is never used
[INFO] [stderr]    --> src/corolla/db.rs:109:18
[INFO] [stderr]     |
[INFO] [stderr] 24  | impl DB {
[INFO] [stderr]     | ------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 109 |     pub async fn read_raw_query(&self, sql: &str) -> Result<Vec<Vec<String>>, Error> {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `version_cmp` is never used
[INFO] [stderr]   --> src/corolla/spec.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn version_cmp(u: &Version, v: &Version) -> Ordering {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `str2version` is never used
[INFO] [stderr]   --> src/corolla/spec.rs:28:8
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub fn str2version(u: &str) -> Version {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `corolla` (bin "corolla" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/corolla-beaa35ba5b487ec4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5520f9f08e7debfaf5e1a156fe22a6a58a46806754cce9525428df6c2ed25f4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5520f9f08e7debfaf5e1a156fe22a6a58a46806754cce9525428df6c2ed25f4e", kill_on_drop: false }`
[INFO] [stdout] 5520f9f08e7debfaf5e1a156fe22a6a58a46806754cce9525428df6c2ed25f4e