[INFO] fetching crate merg 0.1.1...
[INFO] testing merg-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate merg 0.1.1 into /workspace/builds/worker-1-tc1/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-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate merg 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 54 packages to latest compatible versions
[INFO] [stderr]       Adding toml v0.5.11 (available: v0.9.8)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded envy v0.4.2
[INFO] [stderr]   Downloaded merg_derive v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59b5f5d75be5e59091098fc610d2b1e3b63003a5f2184414c74be7a3dc5e6c94
[INFO] running `Command { std: "docker" "start" "-a" "59b5f5d75be5e59091098fc610d2b1e3b63003a5f2184414c74be7a3dc5e6c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59b5f5d75be5e59091098fc610d2b1e3b63003a5f2184414c74be7a3dc5e6c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59b5f5d75be5e59091098fc610d2b1e3b63003a5f2184414c74be7a3dc5e6c94", kill_on_drop: false }`
[INFO] [stdout] 59b5f5d75be5e59091098fc610d2b1e3b63003a5f2184414c74be7a3dc5e6c94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 704afa517bcc3f039a38819fa46c7947919a2b6af8aca21420eab55ee59dfd06
[INFO] running `Command { std: "docker" "start" "-a" "704afa517bcc3f039a38819fa46c7947919a2b6af8aca21420eab55ee59dfd06", kill_on_drop: false }`
[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 1.03s
[INFO] running `Command { std: "docker" "inspect" "704afa517bcc3f039a38819fa46c7947919a2b6af8aca21420eab55ee59dfd06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "704afa517bcc3f039a38819fa46c7947919a2b6af8aca21420eab55ee59dfd06", kill_on_drop: false }`
[INFO] [stdout] 704afa517bcc3f039a38819fa46c7947919a2b6af8aca21420eab55ee59dfd06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef971021fcd29e9f1fd627c176127d437dc12726009ca05606e830f447526e5e
[INFO] running `Command { std: "docker" "start" "-a" "ef971021fcd29e9f1fd627c176127d437dc12726009ca05606e830f447526e5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-triple v1.0.0
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling toml_writer v1.0.4
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling serde_spanned v1.0.3
[INFO] [stderr]    Compiling toml_datetime v0.7.3
[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 v1.0.228
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling toml v0.9.8
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling envy v0.4.2
[INFO] [stderr]    Compiling trybuild v1.0.114
[INFO] [stderr]    Compiling toml v0.5.11
[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 16.44s
[INFO] running `Command { std: "docker" "inspect" "ef971021fcd29e9f1fd627c176127d437dc12726009ca05606e830f447526e5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef971021fcd29e9f1fd627c176127d437dc12726009ca05606e830f447526e5e", kill_on_drop: false }`
[INFO] [stdout] ef971021fcd29e9f1fd627c176127d437dc12726009ca05606e830f447526e5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 731f20cbe1a1616b939e396ba8d88a862306eecd4891ff7c98119da1f639ec2d
[INFO] running `Command { std: "docker" "start" "-a" "731f20cbe1a1616b939e396ba8d88a862306eecd4891ff7c98119da1f639ec2d", kill_on_drop: false }`
[INFO] [stderr] warning: struct `N` is never constructed
[INFO] [stdout] 
[INFO] [stderr]    --> tests/derive.rs:553:12
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 553 |     struct N(#[merge(strategy = merg::num::saturating_add)] u8);
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |            ^
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] running 1 test
[INFO] [stderr] 
[INFO] [stdout] test test_compile_fail ... ignored
[INFO] [stderr] warning: struct `S` is never constructed
[INFO] [stdout] 
[INFO] [stderr]    --> tests/derive.rs:557:12
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 557 |     struct S(
[INFO] [stdout] 
[INFO] [stderr]     |            ^
[INFO] [stdout] running 9 tests
[INFO] [stderr] 
[INFO] [stdout] test test_default_strategy ... ok
[INFO] [stderr] warning: `merg` (test "derive") generated 2 warnings
[INFO] [stdout] test test_one_option_field ... ok
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] test test_skip_invalid ... ok
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/merg-6ef47f775329c89c)
[INFO] [stdout] test test_strategy_usize_add ... ok
[INFO] [stderr]      Running tests/compile.rs (/opt/rustwide/target/debug/deps/compile-a3f0cc0365d0bbe8)
[INFO] [stdout] test test_skip_valid ... ok
[INFO] [stderr]      Running tests/derive.rs (/opt/rustwide/target/debug/deps/derive-f23c1b59d63958e1)
[INFO] [stdout] test test_strategy_vec_append ... ok
[INFO] [stderr]      Running tests/strategies.rs (/opt/rustwide/target/debug/deps/strategies-79f47c42ac4d282b)
[INFO] [stdout] test test_two_option_fields ... 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] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stderr]    Doc-tests merg
[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 hashset::test_extend ... ok
[INFO] [stdout] test num::test_ord_max ... ok
[INFO] [stdout] test num::test_ord_min ... ok
[INFO] [stdout] test num::test_overwrite_zero ... 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 num::test_saturating_add ... ok
[INFO] [stdout] test vec::test_vec_append ... ok
[INFO] [stdout] test vec::test_vec_prepend ... ok
[INFO] [stdout] test vec::test_vec_overwrite_empty ... 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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/lib.rs - Merge (line 95) ... ok
[INFO] [stdout] test src/lib.rs - Merge (line 129) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "731f20cbe1a1616b939e396ba8d88a862306eecd4891ff7c98119da1f639ec2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "731f20cbe1a1616b939e396ba8d88a862306eecd4891ff7c98119da1f639ec2d", kill_on_drop: false }`
[INFO] [stdout] 731f20cbe1a1616b939e396ba8d88a862306eecd4891ff7c98119da1f639ec2d