[INFO] fetching crate map_for 0.3.0...
[INFO] testing map_for-0.3.0 against master#9e136a30a965bf4e63f03095c57df7257bf96fd6 for pr-134530
[INFO] extracting crate map_for 0.3.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate map_for 0.3.0 on toolchain 9e136a30a965bf4e63f03095c57df7257bf96fd6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate map_for 0.3.0
[INFO] finished tweaking crates.io crate map_for 0.3.0
[INFO] tweaked toml for crates.io crate map_for 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c308880d84aba0f55d03d9d8c9f688e93c7d656ef7ab1d4af8466f68e7b37999
[INFO] running `Command { std: "docker" "start" "-a" "c308880d84aba0f55d03d9d8c9f688e93c7d656ef7ab1d4af8466f68e7b37999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c308880d84aba0f55d03d9d8c9f688e93c7d656ef7ab1d4af8466f68e7b37999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c308880d84aba0f55d03d9d8c9f688e93c7d656ef7ab1d4af8466f68e7b37999", kill_on_drop: false }`
[INFO] [stdout] c308880d84aba0f55d03d9d8c9f688e93c7d656ef7ab1d4af8466f68e7b37999
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36ed6dcc48bb2c7f082102c38e840c3bb5eea0be99460fa0b5e95d1b884c477f
[INFO] running `Command { std: "docker" "start" "-a" "36ed6dcc48bb2c7f082102c38e840c3bb5eea0be99460fa0b5e95d1b884c477f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling map_for v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "36ed6dcc48bb2c7f082102c38e840c3bb5eea0be99460fa0b5e95d1b884c477f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36ed6dcc48bb2c7f082102c38e840c3bb5eea0be99460fa0b5e95d1b884c477f", kill_on_drop: false }`
[INFO] [stdout] 36ed6dcc48bb2c7f082102c38e840c3bb5eea0be99460fa0b5e95d1b884c477f
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c00c83cb825ba389357c1c2e6d98167522ccd41683d5a00d00e36a7cbc77910
[INFO] running `Command { std: "docker" "start" "-a" "5c00c83cb825ba389357c1c2e6d98167522ccd41683d5a00d00e36a7cbc77910", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling map_for v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/lib.rs:342:13
[INFO] [stdout]     |
[INFO] [stdout] 342 |          => { a + b } };
[INFO] [stdout]     |             ^^     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 342 -          => { a + b } };
[INFO] [stdout] 342 +          => a + b };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/lib.rs:410:13
[INFO] [stdout]     |
[INFO] [stdout] 410 |          => { a + b } };
[INFO] [stdout]     |             ^^     ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 410 -          => { a + b } };
[INFO] [stdout] 410 +          => a + b };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/lib.rs:416:13
[INFO] [stdout]     |
[INFO] [stdout] 416 |          => { a + b } };
[INFO] [stdout]     |             ^^     ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 416 -          => { a + b } };
[INFO] [stdout] 416 +          => a + b };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "5c00c83cb825ba389357c1c2e6d98167522ccd41683d5a00d00e36a7cbc77910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c00c83cb825ba389357c1c2e6d98167522ccd41683d5a00d00e36a7cbc77910", kill_on_drop: false }`
[INFO] [stdout] 5c00c83cb825ba389357c1c2e6d98167522ccd41683d5a00d00e36a7cbc77910
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 98bc9687679b3e052e201d7fda9fa8ee9e4a088566d756d5b141ddfd442a4cef
[INFO] running `Command { std: "docker" "start" "-a" "98bc9687679b3e052e201d7fda9fa8ee9e4a088566d756d5b141ddfd442a4cef", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stdout] 
[INFO] [stderr]    --> src/lib.rs:342:13
[INFO] [stdout] running 9 tests
[INFO] [stderr]     |
[INFO] [stderr] 342 |          => { a + b } };
[INFO] [stderr]     |             ^^     ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr] 342 -          => { a + b } };
[INFO] [stderr] 342 +          => a + b };
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/lib.rs:410:13
[INFO] [stderr]     |
[INFO] [stderr] 410 |          => { a + b } };
[INFO] [stderr]     |             ^^     ^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr] 410 -          => { a + b } };
[INFO] [stderr] 410 +          => a + b };
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/lib.rs:416:13
[INFO] [stderr]     |
[INFO] [stderr] 416 |          => { a + b } };
[INFO] [stderr]     |             ^^     ^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr] 416 -          => { a + b } };
[INFO] [stderr] 416 +          => a + b };
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `map_for` (lib test) generated 3 warnings (run `cargo fix --lib -p map_for --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/map_for-4b572325401ff023)
[INFO] [stdout] test tests::capture ... ok
[INFO] [stdout] test tests::filtering ... ok
[INFO] [stdout] test tests::filtering_borrow ... ok
[INFO] [stdout] test tests::regular_binding ... ok
[INFO] [stdout] test tests::option ... ok
[INFO] [stdout] test tests::range ... ok
[INFO] [stdout] test tests::mixed_modes ... ok
[INFO] [stdout] test tests::tuple ... ok
[INFO] [stdout] test tests::filtering_options ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests map_for
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - map_for (line 168) ... ok
[INFO] [stdout] test src/lib.rs - FlatMap (line 36) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - map_for (line 202) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - map_for (line 105) ... ok
[INFO] [stdout] test src/lib.rs - map_for (line 148) ... ok
[INFO] [stdout] test src/lib.rs - Filter (line 64) ... ok
[INFO] [stdout] test src/lib.rs - map_for (line 184) ... ok
[INFO] [stdout] test src/lib.rs - map_for (line 130) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.89s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "98bc9687679b3e052e201d7fda9fa8ee9e4a088566d756d5b141ddfd442a4cef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98bc9687679b3e052e201d7fda9fa8ee9e4a088566d756d5b141ddfd442a4cef", kill_on_drop: false }`
[INFO] [stdout] 98bc9687679b3e052e201d7fda9fa8ee9e4a088566d756d5b141ddfd442a4cef