[INFO] fetching crate rand_user_agent 0.2.1...
[INFO] testing rand_user_agent-0.2.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate rand_user_agent 0.2.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate rand_user_agent 0.2.1
[INFO] finished tweaking crates.io crate rand_user_agent 0.2.1
[INFO] tweaked toml for crates.io crate rand_user_agent 0.2.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rand_user_agent 0.2.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b15610da4fed0d5be3e04fe7ab0aa2932c569d447e7cbf38cf1cff19e61014f
[INFO] running `Command { std: "docker" "start" "-a" "8b15610da4fed0d5be3e04fe7ab0aa2932c569d447e7cbf38cf1cff19e61014f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b15610da4fed0d5be3e04fe7ab0aa2932c569d447e7cbf38cf1cff19e61014f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b15610da4fed0d5be3e04fe7ab0aa2932c569d447e7cbf38cf1cff19e61014f", kill_on_drop: false }`
[INFO] [stdout] 8b15610da4fed0d5be3e04fe7ab0aa2932c569d447e7cbf38cf1cff19e61014f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ecafebfa55d581978d6285a714e3500fe5210885c22444d7a390d613a4f9b96
[INFO] running `Command { std: "docker" "start" "-a" "9ecafebfa55d581978d6285a714e3500fe5210885c22444d7a390d613a4f9b96", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling rand_user_agent v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Opera` is never constructed
[INFO] [stdout]   --> src/lib.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | enum Product {
[INFO] [stdout]    |      ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 59 |     Opera,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.12s
[INFO] running `Command { std: "docker" "inspect" "9ecafebfa55d581978d6285a714e3500fe5210885c22444d7a390d613a4f9b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ecafebfa55d581978d6285a714e3500fe5210885c22444d7a390d613a4f9b96", kill_on_drop: false }`
[INFO] [stdout] 9ecafebfa55d581978d6285a714e3500fe5210885c22444d7a390d613a4f9b96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2cf07b5e62e717297995ed6d816a9eec79b85b928a3bea681ef2f6fe682b6f0
[INFO] running `Command { std: "docker" "start" "-a" "c2cf07b5e62e717297995ed6d816a9eec79b85b928a3bea681ef2f6fe682b6f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_user_agent v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Opera` is never constructed
[INFO] [stdout]   --> src/lib.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | enum Product {
[INFO] [stdout]    |      ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 59 |     Opera,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Opera` is never constructed
[INFO] [stdout]   --> src/lib.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | enum Product {
[INFO] [stdout]    |      ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 59 |     Opera,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "c2cf07b5e62e717297995ed6d816a9eec79b85b928a3bea681ef2f6fe682b6f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2cf07b5e62e717297995ed6d816a9eec79b85b928a3bea681ef2f6fe682b6f0", kill_on_drop: false }`
[INFO] [stdout] c2cf07b5e62e717297995ed6d816a9eec79b85b928a3bea681ef2f6fe682b6f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 299376e0088dcaee99c8c06d1532ced0cd0f3addda8a2728992f6be4dcb8acd2
[INFO] running `Command { std: "docker" "start" "-a" "299376e0088dcaee99c8c06d1532ced0cd0f3addda8a2728992f6be4dcb8acd2", kill_on_drop: false }`
[INFO] [stderr] warning: variant `Opera` is never constructed
[INFO] [stderr]   --> src/lib.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 56 | enum Product {
[INFO] [stderr]    |      ------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 59 |     Opera,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rand_user_agent` (lib) generated 1 warning
[INFO] [stderr] warning: `rand_user_agent` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rand_user_agent-be5bee2746c0a371)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::os_check ... ok
[INFO] [stdout] test tests::os_custom ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rand_user_agent
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - UserAgent::custom (line 133) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - UserAgent::custom (line 133) stdout ----
[INFO] [stdout] error: expected one of `!` or `::`, found `(`
[INFO] [stdout]  --> src/lib.rs:134:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | UserAgent::custom(Devices::Mobile(MobileDevice::Iphone), Browser::Chrome)
[INFO] [stdout]   |                  ^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - UserAgent::custom (line 133)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "299376e0088dcaee99c8c06d1532ced0cd0f3addda8a2728992f6be4dcb8acd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "299376e0088dcaee99c8c06d1532ced0cd0f3addda8a2728992f6be4dcb8acd2", kill_on_drop: false }`
[INFO] [stdout] 299376e0088dcaee99c8c06d1532ced0cd0f3addda8a2728992f6be4dcb8acd2