[INFO] fetching crate lorry 0.1.8...
[INFO] testing lorry-0.1.8 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate lorry 0.1.8 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate lorry 0.1.8
[INFO] finished tweaking crates.io crate lorry 0.1.8
[INFO] tweaked toml for crates.io crate lorry 0.1.8 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lorry 0.1.8 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding toml_edit v0.2.1 (available: v0.23.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93f7bcaac4b03b532b134a34b9c1fa87a96a51ff147ff9cd0bd866f6fbe05eaf
[INFO] running `Command { std: "docker" "start" "-a" "93f7bcaac4b03b532b134a34b9c1fa87a96a51ff147ff9cd0bd866f6fbe05eaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93f7bcaac4b03b532b134a34b9c1fa87a96a51ff147ff9cd0bd866f6fbe05eaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93f7bcaac4b03b532b134a34b9c1fa87a96a51ff147ff9cd0bd866f6fbe05eaf", kill_on_drop: false }`
[INFO] [stdout] 93f7bcaac4b03b532b134a34b9c1fa87a96a51ff147ff9cd0bd866f6fbe05eaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e562d5328e0a4273e5ecfe003d2a2f1102d4948f2365347f309526c529bd23a
[INFO] running `Command { std: "docker" "start" "-a" "4e562d5328e0a4273e5ecfe003d2a2f1102d4948f2365347f309526c529bd23a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling combine v4.6.7
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling toml_edit v0.2.1
[INFO] [stderr]    Compiling lorry v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `warn` is never used
[INFO] [stdout]    --> src/lib.rs:208:4
[INFO] [stdout]     |
[INFO] [stdout] 208 | fn warn(reason: &str) {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |         self.authors.push(author);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let _ = self.authors.push(author);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.01s
[INFO] running `Command { std: "docker" "inspect" "4e562d5328e0a4273e5ecfe003d2a2f1102d4948f2365347f309526c529bd23a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e562d5328e0a4273e5ecfe003d2a2f1102d4948f2365347f309526c529bd23a", kill_on_drop: false }`
[INFO] [stdout] 4e562d5328e0a4273e5ecfe003d2a2f1102d4948f2365347f309526c529bd23a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 869467ed9ebb1cdc4636563d910e758cbd60a2b975e5f0f325fdf71196ff31fa
[INFO] running `Command { std: "docker" "start" "-a" "869467ed9ebb1cdc4636563d910e758cbd60a2b975e5f0f325fdf71196ff31fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling lorry v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `warn` is never used
[INFO] [stdout]    --> src/lib.rs:208:4
[INFO] [stdout]     |
[INFO] [stdout] 208 | fn warn(reason: &str) {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |         self.authors.push(author);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let _ = self.authors.push(author);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `warn` is never used
[INFO] [stdout]    --> src/lib.rs:208:4
[INFO] [stdout]     |
[INFO] [stdout] 208 | fn warn(reason: &str) {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |         self.authors.push(author);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let _ = self.authors.push(author);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "869467ed9ebb1cdc4636563d910e758cbd60a2b975e5f0f325fdf71196ff31fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "869467ed9ebb1cdc4636563d910e758cbd60a2b975e5f0f325fdf71196ff31fa", kill_on_drop: false }`
[INFO] [stdout] 869467ed9ebb1cdc4636563d910e758cbd60a2b975e5f0f325fdf71196ff31fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d7e3a317adcb25f64ea5bcf4a242458ab8c3a1cfb176aa46fe10d512d211136b
[INFO] running `Command { std: "docker" "start" "-a" "d7e3a317adcb25f64ea5bcf4a242458ab8c3a1cfb176aa46fe10d512d211136b", kill_on_drop: false }`
[INFO] [stderr] warning: function `warn` is never used
[INFO] [stderr]    --> src/lib.rs:208:4
[INFO] [stderr]     |
[INFO] [stderr] 208 | fn warn(reason: &str) {
[INFO] [stderr]     |    ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/lib.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |         self.authors.push(author);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 110 |         let _ = self.authors.push(author);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `lorry` (lib) generated 2 warnings
[INFO] [stderr] warning: `lorry` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lorry-8c61faf9e94ad8c3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests lorry
[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] [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" "d7e3a317adcb25f64ea5bcf4a242458ab8c3a1cfb176aa46fe10d512d211136b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7e3a317adcb25f64ea5bcf4a242458ab8c3a1cfb176aa46fe10d512d211136b", kill_on_drop: false }`
[INFO] [stdout] d7e3a317adcb25f64ea5bcf4a242458ab8c3a1cfb176aa46fe10d512d211136b