[INFO] fetching crate downstream 1.15.5...
[INFO] testing downstream-1.15.5 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate downstream 1.15.5 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate downstream 1.15.5
[INFO] finished tweaking crates.io crate downstream 1.15.5
[INFO] tweaked toml for crates.io crate downstream 1.15.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate downstream 1.15.5 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate downstream 1.15.5 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5572afeb8123f0e76725d2472379d9b0a91d683c468624d6f7c5465dacf7383d
[INFO] running `Command { std: "docker" "start" "-a" "5572afeb8123f0e76725d2472379d9b0a91d683c468624d6f7c5465dacf7383d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5572afeb8123f0e76725d2472379d9b0a91d683c468624d6f7c5465dacf7383d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5572afeb8123f0e76725d2472379d9b0a91d683c468624d6f7c5465dacf7383d", kill_on_drop: false }`
[INFO] [stdout] 5572afeb8123f0e76725d2472379d9b0a91d683c468624d6f7c5465dacf7383d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fd8dfac2fd6ee5e5e0a8909f8d67f07b54178b957547fb0c9623d76e63ae5d0
[INFO] running `Command { std: "docker" "start" "-a" "7fd8dfac2fd6ee5e5e0a8909f8d67f07b54178b957547fb0c9623d76e63ae5d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling downstream v1.15.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 .map(|x| (storage_site.is_some() // nofmt
[INFO] [stdout]    |                          ^
[INFO] [stdout] 46 |                     && (x as u64 == storage_site.unwrap())))
[INFO] [stdout]    |                                                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 ~                 .map(|x| storage_site.is_some() // nofmt
[INFO] [stdout] 46 ~                     && (x as u64 == storage_site.unwrap()) )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:56:26
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 .map(|x| (storage_site.is_some() // nofmt
[INFO] [stdout]    |                          ^
[INFO] [stdout] 57 |                     && (x as u64 == storage_site.unwrap())))
[INFO] [stdout]    |                                                           ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 56 ~                 .map(|x| storage_site.is_some() // nofmt
[INFO] [stdout] 57 ~                     && (x as u64 == storage_site.unwrap()) )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:67:26
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 .map(|x| (storage_site.is_some() // nofmt
[INFO] [stdout]    |                          ^
[INFO] [stdout] 68 |                     && (x as u64 == storage_site.unwrap())))
[INFO] [stdout]    |                                                           ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 ~                 .map(|x| storage_site.is_some() // nofmt
[INFO] [stdout] 68 ~                     && (x as u64 == storage_site.unwrap()) )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "7fd8dfac2fd6ee5e5e0a8909f8d67f07b54178b957547fb0c9623d76e63ae5d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fd8dfac2fd6ee5e5e0a8909f8d67f07b54178b957547fb0c9623d76e63ae5d0", kill_on_drop: false }`
[INFO] [stdout] 7fd8dfac2fd6ee5e5e0a8909f8d67f07b54178b957547fb0c9623d76e63ae5d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed663869eba843b38c7b6f312698f9fe4e4e922f7f1f40fd62974be63db55ac3
[INFO] running `Command { std: "docker" "start" "-a" "ed663869eba843b38c7b6f312698f9fe4e4e922f7f1f40fd62974be63db55ac3", kill_on_drop: false }`
[INFO] [stderr]    Compiling downstream v1.15.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 .map(|x| (storage_site.is_some() // nofmt
[INFO] [stdout]    |                          ^
[INFO] [stdout] 46 |                     && (x as u64 == storage_site.unwrap())))
[INFO] [stdout]    |                                                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 ~                 .map(|x| storage_site.is_some() // nofmt
[INFO] [stdout] 46 ~                     && (x as u64 == storage_site.unwrap()) )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:56:26
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 .map(|x| (storage_site.is_some() // nofmt
[INFO] [stdout]    |                          ^
[INFO] [stdout] 57 |                     && (x as u64 == storage_site.unwrap())))
[INFO] [stdout]    |                                                           ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 56 ~                 .map(|x| storage_site.is_some() // nofmt
[INFO] [stdout] 57 ~                     && (x as u64 == storage_site.unwrap()) )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:67:26
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 .map(|x| (storage_site.is_some() // nofmt
[INFO] [stdout]    |                          ^
[INFO] [stdout] 68 |                     && (x as u64 == storage_site.unwrap())))
[INFO] [stdout]    |                                                           ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 ~                 .map(|x| storage_site.is_some() // nofmt
[INFO] [stdout] 68 ~                     && (x as u64 == storage_site.unwrap()) )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "ed663869eba843b38c7b6f312698f9fe4e4e922f7f1f40fd62974be63db55ac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed663869eba843b38c7b6f312698f9fe4e4e922f7f1f40fd62974be63db55ac3", kill_on_drop: false }`
[INFO] [stdout] ed663869eba843b38c7b6f312698f9fe4e4e922f7f1f40fd62974be63db55ac3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e1a37369719dc37ae6cb94725b6e3376e42704a202797de77b45c815cf408f2f
[INFO] running `Command { std: "docker" "start" "-a" "e1a37369719dc37ae6cb94725b6e3376e42704a202797de77b45c815cf408f2f", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/main.rs:45:26
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 .map(|x| (storage_site.is_some() // nofmt
[INFO] [stderr]    |                          ^
[INFO] [stderr] 46 |                     && (x as u64 == storage_site.unwrap())))
[INFO] [stderr]    |                                                           ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 45 ~                 .map(|x| storage_site.is_some() // nofmt
[INFO] [stderr] 46 ~                     && (x as u64 == storage_site.unwrap()) )
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/main.rs:56:26
[INFO] [stderr]    |
[INFO] [stderr] 56 |                 .map(|x| (storage_site.is_some() // nofmt
[INFO] [stderr]    |                          ^
[INFO] [stderr] 57 |                     && (x as u64 == storage_site.unwrap())))
[INFO] [stderr]    |                                                           ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 56 ~                 .map(|x| storage_site.is_some() // nofmt
[INFO] [stderr] 57 ~                     && (x as u64 == storage_site.unwrap()) )
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/main.rs:67:26
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 .map(|x| (storage_site.is_some() // nofmt
[INFO] [stderr]    |                          ^
[INFO] [stderr] 68 |                     && (x as u64 == storage_site.unwrap())))
[INFO] [stderr]    |                                                           ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 67 ~                 .map(|x| storage_site.is_some() // nofmt
[INFO] [stderr] 68 ~                     && (x as u64 == storage_site.unwrap()) )
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `downstream` (bin "downstream" test) generated 3 warnings (run `cargo fix --bin "downstream" -p downstream --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/downstream-895c6bf313c72dec)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test _auxlib::tests::test_bit_floor ... ok
[INFO] [stdout] test _auxlib::tests::test_bit_length ... ok
[INFO] [stdout] test _auxlib::tests::test_bit_size_of ... ok
[INFO] [stdout] test _auxlib::tests::test_can_type_fit_value ... ok
[INFO] [stdout] test _auxlib::tests::test_clz ... ok
[INFO] [stdout] test _auxlib::tests::test_ctz ... ok
[INFO] [stdout] test _auxlib::tests::test_floor_subtract ... ok
[INFO] [stdout] test _auxlib::tests::test_from_bool ... ok
[INFO] [stdout] test _auxlib::tests::test_overflow_shl ... ok
[INFO] [stdout] test _auxlib::tests::test_overflow_shr ... ok
[INFO] [stdout] test _auxlib::tests::test_popcount ... ok
[INFO] [stdout] test _auxlib::tests::test_shl ... ok
[INFO] [stdout] test _auxlib::tests::test_shr ... ok
[INFO] [stdout] test dstream::hybrid_0_steady_1_stretched_2_algo::tests::test_smoke_assign_storage_site ... ok
[INFO] [stdout] test dstream::hybrid_0_steady_1_stretched_2_algo::tests::test_smoke_has_ingest_capacity ... ok
[INFO] [stdout] test _auxlib::tests::test_modpow2 ... ok
[INFO] [stdout] test dstream::hybrid_0_steady_1_stretched_2_algo::tests::test_smoke_impl_assign_storage_site ... ok
[INFO] [stdout] test dstream::hybrid_0_steady_1_tilted_2_algo::tests::test_smoke_assign_storage_site ... ok
[INFO] [stdout] test dstream::hybrid_0_steady_1_tilted_2_algo::tests::test_smoke_has_ingest_capacity ... ok
[INFO] [stdout] test dstream::hybrid_0_steady_1_tilted_2_algo::tests::test_smoke_impl_assign_storage_site ... ok
[INFO] [stdout] test dstream::steady_algo::tests::test_smoke_assign_storage_site ... ok
[INFO] [stdout] test dstream::steady_algo::tests::test_smoke_has_ingest_capacity ... ok
[INFO] [stdout] test dstream::steady_algo::tests::test_smoke_impl_assign_storage_site ... ok
[INFO] [stdout] test dstream::stretched_algo::tests::test_smoke_assign_storage_site ... ok
[INFO] [stdout] test dstream::stretched_algo::tests::test_smoke_has_ingest_capacity ... ok
[INFO] [stdout] test dstream::stretched_algo::tests::test_smoke_impl_assign_storage_site ... ok
[INFO] [stdout] test dstream::tilted_algo::tests::test_smoke_has_ingest_capacity ... ok
[INFO] [stdout] test dstream::tilted_algo::tests::test_smoke_assign_storage_site ... ok
[INFO] [stdout] test dstream::tilted_algo::tests::test_smoke_impl_assign_storage_site ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/downstream-cb019b61cbae1929)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests downstream
[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] [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] running `Command { std: "docker" "inspect" "e1a37369719dc37ae6cb94725b6e3376e42704a202797de77b45c815cf408f2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1a37369719dc37ae6cb94725b6e3376e42704a202797de77b45c815cf408f2f", kill_on_drop: false }`
[INFO] [stdout] e1a37369719dc37ae6cb94725b6e3376e42704a202797de77b45c815cf408f2f