[INFO] fetching crate merg 0.1.1...
[INFO] testing merg-0.1.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate merg 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate merg 0.1.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate merg 0.1.1
[INFO] tweaked toml for crates.io crate merg 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate merg 0.1.1 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 62 packages to latest compatible versions
[INFO] [stderr]       Adding toml v0.5.11 (available: v0.9.5)
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d425d73e526fd97af8582eecfcfce1983583b0041cbb099f935968718e43238c
[INFO] running `Command { std: "docker" "start" "-a" "d425d73e526fd97af8582eecfcfce1983583b0041cbb099f935968718e43238c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d425d73e526fd97af8582eecfcfce1983583b0041cbb099f935968718e43238c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d425d73e526fd97af8582eecfcfce1983583b0041cbb099f935968718e43238c", kill_on_drop: false }`
[INFO] [stdout] d425d73e526fd97af8582eecfcfce1983583b0041cbb099f935968718e43238c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e56e01478094741289b5b2e63e666d14013832507772cc817ea8a45df80cc5b6
[INFO] running `Command { std: "docker" "start" "-a" "e56e01478094741289b5b2e63e666d14013832507772cc817ea8a45df80cc5b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling merg_derive v0.1.1
[INFO] [stderr]    Compiling merg v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "e56e01478094741289b5b2e63e666d14013832507772cc817ea8a45df80cc5b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e56e01478094741289b5b2e63e666d14013832507772cc817ea8a45df80cc5b6", kill_on_drop: false }`
[INFO] [stdout] e56e01478094741289b5b2e63e666d14013832507772cc817ea8a45df80cc5b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f9d34cf37888c0d72ae0a03b973418f158d2ec227da0b6b281575a0ab15e9f3e
[INFO] running `Command { std: "docker" "start" "-a" "f9d34cf37888c0d72ae0a03b973418f158d2ec227da0b6b281575a0ab15e9f3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling toml_writer v1.0.2
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling merg_derive v0.1.1
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling merg v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling toml_parser v1.0.2
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling toml_datetime v0.7.0
[INFO] [stderr]    Compiling serde_spanned v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling envy v0.4.2
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling toml v0.9.5
[INFO] [stderr]    Compiling trybuild v1.0.110
[INFO] [stdout] warning: struct `N` is never constructed
[INFO] [stdout]    --> tests/derive.rs:553:12
[INFO] [stdout]     |
[INFO] [stdout] 553 |     struct N(#[merge(strategy = merg::num::saturating_add)] u8);
[INFO] [stdout]     |            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `S` is never constructed
[INFO] [stdout]    --> tests/derive.rs:557:12
[INFO] [stdout]     |
[INFO] [stdout] 557 |     struct S(
[INFO] [stdout]     |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.86s
[INFO] running `Command { std: "docker" "inspect" "f9d34cf37888c0d72ae0a03b973418f158d2ec227da0b6b281575a0ab15e9f3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9d34cf37888c0d72ae0a03b973418f158d2ec227da0b6b281575a0ab15e9f3e", kill_on_drop: false }`
[INFO] [stdout] f9d34cf37888c0d72ae0a03b973418f158d2ec227da0b6b281575a0ab15e9f3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8e3aa70603adfe0cf66a8c95846a1fe7f6fa2a71ffe66da06a0db62b7d34fdca
[INFO] running `Command { std: "docker" "start" "-a" "8e3aa70603adfe0cf66a8c95846a1fe7f6fa2a71ffe66da06a0db62b7d34fdca", kill_on_drop: false }`
[INFO] [stderr] warning: struct `N` is never constructed
[INFO] [stderr]    --> tests/derive.rs:553:12
[INFO] [stderr]     |
[INFO] [stderr] 553 |     struct N(#[merge(strategy = merg::num::saturating_add)] u8);
[INFO] [stderr]     |            ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `S` is never constructed
[INFO] [stderr]    --> tests/derive.rs:557:12
[INFO] [stderr]     |
[INFO] [stderr] 557 |     struct S(
[INFO] [stderr]     |            ^
[INFO] [stderr] 
[INFO] [stderr] warning: `merg` (test "derive") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/merg-abadb7eb6bf6a0e1)
[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]      Running tests/compile.rs (/opt/rustwide/target/debug/deps/compile-5741f542ee8ae58c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_compile_fail ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/derive.rs (/opt/rustwide/target/debug/deps/derive-c6106ea14d583d15)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_default_strategy ... ok
[INFO] [stdout] test test_one_option_field ... ok
[INFO] [stdout] test test_skip_invalid ... ok
[INFO] [stdout] test test_strategy_usize_add ... ok
[INFO] [stdout] test test_skip_valid ... ok
[INFO] [stdout] test test_two_option_fields ... ok
[INFO] [stdout] test test_strategy_vec_append ... ok
[INFO] [stdout] test test_unnamed_fields ... ok
[INFO] [stdout] test test_unnamed_fields_skip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/strategies.rs (/opt/rustwide/target/debug/deps/strategies-83a7dfc0acb99332)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test bool::test_overwrite_false ... ok
[INFO] [stdout] test bool::test_overwrite_true ... ok
[INFO] [stdout] test hashmap::test_ignore ... ok
[INFO] [stdout] test hashmap::test_overwrite ... ok
[INFO] [stdout] test hashmap::test_recurse ... ok
[INFO] [stdout] test num::test_ord_max ... ok
[INFO] [stdout] test hashset::test_extend ... ok
[INFO] [stdout] test num::test_ord_min ... ok
[INFO] [stdout] test num::test_overwrite_zero ... ok
[INFO] [stdout] test num::test_saturating_add ... ok
[INFO] [stdout] test option::test_overwrite_none ... ok
[INFO] [stdout] test option::test_overwrite_some ... ok
[INFO] [stdout] test option::test_recursive ... ok
[INFO] [stdout] test test_overwrite ... ok
[INFO] [stdout] test vec::test_vec_append ... ok
[INFO] [stdout] test vec::test_vec_overwrite_empty ... ok
[INFO] [stdout] test vec::test_vec_prepend ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests merg
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - Merge (line 129) ... ok
[INFO] [stdout] test src/lib.rs - Merge (line 95) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8e3aa70603adfe0cf66a8c95846a1fe7f6fa2a71ffe66da06a0db62b7d34fdca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e3aa70603adfe0cf66a8c95846a1fe7f6fa2a71ffe66da06a0db62b7d34fdca", kill_on_drop: false }`
[INFO] [stdout] 8e3aa70603adfe0cf66a8c95846a1fe7f6fa2a71ffe66da06a0db62b7d34fdca