[INFO] fetching crate differ 1.0.4...
[INFO] testing differ-1.0.4 against 1.69.0 for beta-1.70-1
[INFO] extracting crate differ 1.0.4 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate differ 1.0.4 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate differ 1.0.4
[INFO] finished tweaking crates.io crate differ 1.0.4
[INFO] tweaked toml for crates.io crate differ 1.0.4 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate differ 1.0.4 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53e268f7119c78416e4c21624174b456306279236d863c8319a8791b02d61408
[INFO] running `Command { std: "docker" "start" "-a" "53e268f7119c78416e4c21624174b456306279236d863c8319a8791b02d61408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53e268f7119c78416e4c21624174b456306279236d863c8319a8791b02d61408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53e268f7119c78416e4c21624174b456306279236d863c8319a8791b02d61408", kill_on_drop: false }`
[INFO] [stdout] 53e268f7119c78416e4c21624174b456306279236d863c8319a8791b02d61408
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08df4df7d7cc15d2d1b2d9f76f6e2d3f3058eb912aa22f25420937d944784a18
[INFO] running `Command { std: "docker" "start" "-a" "08df4df7d7cc15d2d1b2d9f76f6e2d3f3058eb912aa22f25420937d944784a18", kill_on_drop: false }`
[INFO] [stderr]    Compiling differ v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "08df4df7d7cc15d2d1b2d9f76f6e2d3f3058eb912aa22f25420937d944784a18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08df4df7d7cc15d2d1b2d9f76f6e2d3f3058eb912aa22f25420937d944784a18", kill_on_drop: false }`
[INFO] [stdout] 08df4df7d7cc15d2d1b2d9f76f6e2d3f3058eb912aa22f25420937d944784a18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4048d01910350ff8ad9ab798136dbbc82746fb86aa2906fe119e3e94a1bc1e4a
[INFO] running `Command { std: "docker" "start" "-a" "4048d01910350ff8ad9ab798136dbbc82746fb86aa2906fe119e3e94a1bc1e4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling differ v1.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]   --> examples/simple.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct Item<'a> {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 37 |     // Can have any data
[INFO] [stdout] 38 |     x: i32,
[INFO] [stdout]    |     ^
[INFO] [stdout] 39 |     y: i32,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Item` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]    --> src/tests.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 187 |     struct Item<'a> {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout] 188 |         x: i32,
[INFO] [stdout]     |         ^
[INFO] [stdout] 189 |         y: i32,
[INFO] [stdout]     |         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Item` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "4048d01910350ff8ad9ab798136dbbc82746fb86aa2906fe119e3e94a1bc1e4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4048d01910350ff8ad9ab798136dbbc82746fb86aa2906fe119e3e94a1bc1e4a", kill_on_drop: false }`
[INFO] [stdout] 4048d01910350ff8ad9ab798136dbbc82746fb86aa2906fe119e3e94a1bc1e4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1cf780fc11706c37d2d8f1e6aeafb939c190cc68414454aeab5eaea396287ce8
[INFO] running `Command { std: "docker" "start" "-a" "1cf780fc11706c37d2d8f1e6aeafb939c190cc68414454aeab5eaea396287ce8", kill_on_drop: false }`
[INFO] [stderr] warning: fields `x` and `y` are never read
[INFO] [stderr]   --> examples/simple.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | struct Item<'a> {
[INFO] [stderr]    |        ---- fields in this struct
[INFO] [stderr] 37 |     // Can have any data
[INFO] [stderr] 38 |     x: i32,
[INFO] [stderr]    |     ^
[INFO] [stderr] 39 |     y: i32,
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Item` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `differ` (example "simple") generated 1 warning
[INFO] [stderr] warning: fields `x` and `y` are never read
[INFO] [stderr]    --> src/tests.rs:188:9
[INFO] [stderr]     |
[INFO] [stderr] 187 |     struct Item<'a> {
[INFO] [stderr]     |            ---- fields in this struct
[INFO] [stderr] 188 |         x: i32,
[INFO] [stderr]     |         ^
[INFO] [stderr] 189 |         y: i32,
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Item` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `differ` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/differ-a82f38384be85840)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::tests::t01 ... ok
[INFO] [stdout] test tests::tests::t02 ... ok
[INFO] [stdout] test tests::tests::t03 ... ok
[INFO] [stdout] test tests::tests::t04 ... ok
[INFO] [stdout] test tests::tests::t05 ... ok
[INFO] [stdout] test tests::tests::t06 ... ok
[INFO] [stdout] test tests::tests::t08 ... ok
[INFO] [stdout] test tests::tests::t07 ... ok
[INFO] [stdout] test tests::tests::t09 ... ok
[INFO] [stdout] test tests::tests::t12 ... ok
[INFO] [stdout] test tests::tests::t11 ... ok
[INFO] [stdout] test tests::tests::t10 ... ok
[INFO] [stdout] test tests::tests::t13 ... ok
[INFO] [stdout] test tests::tests::t15 ... ok
[INFO] [stdout] test tests::tests::t16 ... ok
[INFO] [stdout] test tests::tests::t14 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests differ
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 84) ... ok
[INFO] [stdout] test src/lib.rs - (line 51) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1cf780fc11706c37d2d8f1e6aeafb939c190cc68414454aeab5eaea396287ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cf780fc11706c37d2d8f1e6aeafb939c190cc68414454aeab5eaea396287ce8", kill_on_drop: false }`
[INFO] [stdout] 1cf780fc11706c37d2d8f1e6aeafb939c190cc68414454aeab5eaea396287ce8
