[INFO] fetching crate merg 0.1.1...
[INFO] testing merg-0.1.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[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 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 54 packages to latest compatible versions
[INFO] [stderr]       Adding toml v0.5.11 (available: v0.9.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded merg_derive v0.1.1
[INFO] [stderr]   Downloaded envy v0.4.2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b71ceea25840106c90344fd3604d944b2c96bffae0168af43431035b16059be9
[INFO] running `Command { std: "docker" "start" "-a" "b71ceea25840106c90344fd3604d944b2c96bffae0168af43431035b16059be9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b71ceea25840106c90344fd3604d944b2c96bffae0168af43431035b16059be9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b71ceea25840106c90344fd3604d944b2c96bffae0168af43431035b16059be9", kill_on_drop: false }`
[INFO] [stdout] b71ceea25840106c90344fd3604d944b2c96bffae0168af43431035b16059be9
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fb8b7ac93eb4c7861115ed0c1dad8a802acd44bd06c52a2ebfd6f0f0aa4b10a
[INFO] running `Command { std: "docker" "start" "-a" "4fb8b7ac93eb4c7861115ed0c1dad8a802acd44bd06c52a2ebfd6f0f0aa4b10a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[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 2.88s
[INFO] running `Command { std: "docker" "inspect" "4fb8b7ac93eb4c7861115ed0c1dad8a802acd44bd06c52a2ebfd6f0f0aa4b10a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fb8b7ac93eb4c7861115ed0c1dad8a802acd44bd06c52a2ebfd6f0f0aa4b10a", kill_on_drop: false }`
[INFO] [stdout] 4fb8b7ac93eb4c7861115ed0c1dad8a802acd44bd06c52a2ebfd6f0f0aa4b10a
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54c2d3bee80b4b5419bb71f1bae0aa1f5e8d31dc358eac46dc2f8d3270424e6f
[INFO] running `Command { std: "docker" "start" "-a" "54c2d3bee80b4b5419bb71f1bae0aa1f5e8d31dc358eac46dc2f8d3270424e6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling serde_spanned v1.0.2
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling toml v0.9.7
[INFO] [stderr]    Compiling merg_derive v0.1.1
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling merg v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling envy v0.4.2
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling trybuild v1.0.111
[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)]` 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 11.53s
[INFO] running `Command { std: "docker" "inspect" "54c2d3bee80b4b5419bb71f1bae0aa1f5e8d31dc358eac46dc2f8d3270424e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54c2d3bee80b4b5419bb71f1bae0aa1f5e8d31dc358eac46dc2f8d3270424e6f", kill_on_drop: false }`
[INFO] [stdout] 54c2d3bee80b4b5419bb71f1bae0aa1f5e8d31dc358eac46dc2f8d3270424e6f
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e9127d02be8145af8cc7ee45f746e9a05d6c1cad4c2c8905b24f62c48fa7726b
[INFO] running `Command { std: "docker" "start" "-a" "e9127d02be8145af8cc7ee45f746e9a05d6c1cad4c2c8905b24f62c48fa7726b", 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)]` 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 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/merg-5e30024555bf6fa6)
[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-b11f8621b6a32ee0)
[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-3e0fd572ad4678d7)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_default_strategy ... ok
[INFO] [stdout] test test_skip_invalid ... ok
[INFO] [stdout] test test_one_option_field ... ok
[INFO] [stdout] test test_strategy_usize_add ... ok
[INFO] [stdout] test test_skip_valid ... ok
[INFO] [stdout] test test_strategy_vec_append ... ok
[INFO] [stdout] test test_unnamed_fields ... ok
[INFO] [stdout] test test_two_option_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-960908f107d6f0c9)
[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_overwrite ... ok
[INFO] [stdout] test hashmap::test_recurse ... ok
[INFO] [stdout] test num::test_ord_max ... ok
[INFO] [stdout] test hashmap::test_ignore ... 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" "e9127d02be8145af8cc7ee45f746e9a05d6c1cad4c2c8905b24f62c48fa7726b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9127d02be8145af8cc7ee45f746e9a05d6c1cad4c2c8905b24f62c48fa7726b", kill_on_drop: false }`
[INFO] [stdout] e9127d02be8145af8cc7ee45f746e9a05d6c1cad4c2c8905b24f62c48fa7726b