[INFO] fetching crate better 0.1.1...
[INFO] testing better-0.1.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate better 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate better 0.1.1
[INFO] finished tweaking crates.io crate better 0.1.1
[INFO] tweaked toml for crates.io crate better 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate better 0.1.1 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 9 packages to latest compatible versions
[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] 90a78682f15e91c723a5831bec25a77c9b1267f9d98f51c4f74343a3c38ade17
[INFO] running `Command { std: "docker" "start" "-a" "90a78682f15e91c723a5831bec25a77c9b1267f9d98f51c4f74343a3c38ade17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90a78682f15e91c723a5831bec25a77c9b1267f9d98f51c4f74343a3c38ade17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90a78682f15e91c723a5831bec25a77c9b1267f9d98f51c4f74343a3c38ade17", kill_on_drop: false }`
[INFO] [stdout] 90a78682f15e91c723a5831bec25a77c9b1267f9d98f51c4f74343a3c38ade17
[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] 24b88e28008c2d831e3ae81ca80a55d905a722f1590345949c4277198ac56dce
[INFO] running `Command { std: "docker" "start" "-a" "24b88e28008c2d831e3ae81ca80a55d905a722f1590345949c4277198ac56dce", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling better v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Calc` is never used
[INFO] [stdout]   --> src/lib.rs:45:7
[INFO] [stdout]    |
[INFO] [stdout] 45 | trait Calc{
[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 6.86s
[INFO] running `Command { std: "docker" "inspect" "24b88e28008c2d831e3ae81ca80a55d905a722f1590345949c4277198ac56dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24b88e28008c2d831e3ae81ca80a55d905a722f1590345949c4277198ac56dce", kill_on_drop: false }`
[INFO] [stdout] 24b88e28008c2d831e3ae81ca80a55d905a722f1590345949c4277198ac56dce
[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] 87f5b550ff11b18ea5c998764391c23da6c357e18256c25c229fc1ba9eb5754d
[INFO] running `Command { std: "docker" "start" "-a" "87f5b550ff11b18ea5c998764391c23da6c357e18256c25c229fc1ba9eb5754d", kill_on_drop: false }`
[INFO] [stderr]    Compiling better v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Calc` is never used
[INFO] [stdout]   --> src/lib.rs:45:7
[INFO] [stdout]    |
[INFO] [stdout] 45 | trait Calc{
[INFO] [stdout]    |       ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Calc` is never used
[INFO] [stdout]   --> src/lib.rs:45:7
[INFO] [stdout]    |
[INFO] [stdout] 45 | trait Calc{
[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 0.57s
[INFO] running `Command { std: "docker" "inspect" "87f5b550ff11b18ea5c998764391c23da6c357e18256c25c229fc1ba9eb5754d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87f5b550ff11b18ea5c998764391c23da6c357e18256c25c229fc1ba9eb5754d", kill_on_drop: false }`
[INFO] [stdout] 87f5b550ff11b18ea5c998764391c23da6c357e18256c25c229fc1ba9eb5754d
[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] 0c0076a6dc9f0a83174de44d8826e585927eb358f41660fd857ef725ec7e1314
[INFO] running `Command { std: "docker" "start" "-a" "0c0076a6dc9f0a83174de44d8826e585927eb358f41660fd857ef725ec7e1314", kill_on_drop: false }`
[INFO] [stderr] warning: trait `Calc` is never used
[INFO] [stderr]   --> src/lib.rs:45:7
[INFO] [stderr]    |
[INFO] [stderr] 45 | trait Calc{
[INFO] [stderr]    |       ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `better` (lib) generated 1 warning
[INFO] [stderr] warning: `better` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/better-6493254cdc3f0dd0)
[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] [stderr]    Doc-tests better
[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" "0c0076a6dc9f0a83174de44d8826e585927eb358f41660fd857ef725ec7e1314", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c0076a6dc9f0a83174de44d8826e585927eb358f41660fd857ef725ec7e1314", kill_on_drop: false }`
[INFO] [stdout] 0c0076a6dc9f0a83174de44d8826e585927eb358f41660fd857ef725ec7e1314