[INFO] cloning repository https://github.com/khrynczenko/crust-of-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/khrynczenko/crust-of-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhrynczenko%2Fcrust-of-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhrynczenko%2Fcrust-of-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 89c56d591793119e8adbccbfc1e6022d2c3b468e
[INFO] testing khrynczenko/crust-of-rust against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhrynczenko%2Fcrust-of-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/khrynczenko/crust-of-rust on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/khrynczenko/crust-of-rust
[INFO] finished tweaking git repo https://github.com/khrynczenko/crust-of-rust
[INFO] tweaked toml for git repo https://github.com/khrynczenko/crust-of-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/khrynczenko/crust-of-rust 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" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd5bcf94aeba4641a9f6ea4ca1835e7025d0af832bf77944c20d1888e37c4508
[INFO] running `Command { std: "docker" "start" "-a" "fd5bcf94aeba4641a9f6ea4ca1835e7025d0af832bf77944c20d1888e37c4508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd5bcf94aeba4641a9f6ea4ca1835e7025d0af832bf77944c20d1888e37c4508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd5bcf94aeba4641a9f6ea4ca1835e7025d0af832bf77944c20d1888e37c4508", kill_on_drop: false }`
[INFO] [stdout] fd5bcf94aeba4641a9f6ea4ca1835e7025d0af832bf77944c20d1888e37c4508
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1505a9133b50e30e6581ef6cc62da63ba115bcdee10bc85f5c0bca85a9cd080e
[INFO] running `Command { std: "docker" "start" "-a" "1505a9133b50e30e6581ef6cc62da63ba115bcdee10bc85f5c0bca85a9cd080e", kill_on_drop: false }`
[INFO] [stderr]    Compiling panama v0.1.0 (/opt/rustwide/workdir/panama)
[INFO] [stderr]    Compiling pointers v0.1.0 (/opt/rustwide/workdir/pointers)
[INFO] [stderr]    Compiling strsplit v0.1.0 (/opt/rustwide/workdir/strsplit)
[INFO] [stderr]    Compiling iterators v0.1.0 (/opt/rustwide/workdir/iterators)
[INFO] [stderr]    Compiling vecmac v0.1.0 (/opt/rustwide/workdir/vecmac)
[INFO] [stderr]    Compiling atomics v0.1.0 (/opt/rustwide/workdir/atomics)
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> pointers/src/rc.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             drop(inner);
[INFO] [stdout]    |             ^^^^^-----^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  argument has type `&RcInner<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 47 -             drop(inner);
[INFO] [stdout] 47 +             let _ = inner;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "1505a9133b50e30e6581ef6cc62da63ba115bcdee10bc85f5c0bca85a9cd080e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1505a9133b50e30e6581ef6cc62da63ba115bcdee10bc85f5c0bca85a9cd080e", kill_on_drop: false }`
[INFO] [stdout] 1505a9133b50e30e6581ef6cc62da63ba115bcdee10bc85f5c0bca85a9cd080e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72e4d780069e43e4c0f2dab934c3046ce29b02806be40b857fba523c911df426
[INFO] running `Command { std: "docker" "start" "-a" "72e4d780069e43e4c0f2dab934c3046ce29b02806be40b857fba523c911df426", kill_on_drop: false }`
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> pointers/src/rc.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             drop(inner);
[INFO] [stdout]    |             ^^^^^-----^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  argument has type `&RcInner<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 47 -             drop(inner);
[INFO] [stdout] 47 +             let _ = inner;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling iterators v0.1.0 (/opt/rustwide/workdir/iterators)
[INFO] [stderr]    Compiling vecmac v0.1.0 (/opt/rustwide/workdir/vecmac)
[INFO] [stderr]    Compiling pointers v0.1.0 (/opt/rustwide/workdir/pointers)
[INFO] [stderr]    Compiling panama v0.1.0 (/opt/rustwide/workdir/panama)
[INFO] [stderr]    Compiling atomics v0.1.0 (/opt/rustwide/workdir/atomics)
[INFO] [stderr]    Compiling strsplit v0.1.0 (/opt/rustwide/workdir/strsplit)
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> pointers/src/rc.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             drop(inner);
[INFO] [stdout]    |             ^^^^^-----^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  argument has type `&RcInner<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 47 -             drop(inner);
[INFO] [stdout] 47 +             let _ = inner;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "72e4d780069e43e4c0f2dab934c3046ce29b02806be40b857fba523c911df426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72e4d780069e43e4c0f2dab934c3046ce29b02806be40b857fba523c911df426", kill_on_drop: false }`
[INFO] [stdout] 72e4d780069e43e4c0f2dab934c3046ce29b02806be40b857fba523c911df426
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e02d2b556079539bf5bb1c5b3d3fe5ec56d90cd3675052e68b4bf44f4d1ef928
[INFO] running `Command { std: "docker" "start" "-a" "e02d2b556079539bf5bb1c5b3d3fe5ec56d90cd3675052e68b4bf44f4d1ef928", kill_on_drop: false }`
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]   --> pointers/src/rc.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             drop(inner);
[INFO] [stderr]    |             ^^^^^-----^
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  argument has type `&RcInner<T>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]    |
[INFO] [stderr] 47 -             drop(inner);
[INFO] [stderr] 47 +             let _ = inner;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `pointers` (lib) generated 1 warning
[INFO] [stderr] warning: `pointers` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/atomics-deb9478f2c490b46)
[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 unittests src/lib.rs (/opt/rustwide/target/debug/deps/iterators-c3cd5eb9d2f9c151)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::both_ends ... ok
[INFO] [stdout] test tests::empty ... ok
[INFO] [stdout] test tests::two_inner_four ... ok
[INFO] [stdout] test tests::one ... ok
[INFO] [stdout] test tests::many_empty ... ok
[INFO] [stdout] test tests::two_inner ... ok
[INFO] [stdout] test tests::two ... ok
[INFO] [stdout] test tests::reverse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/panama-79ec6542f67f8bfb)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pointers-79e897572a516388)
[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 unittests src/lib.rs (/opt/rustwide/target/debug/deps/strsplit-522229e870d7bf5b)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] test until_char_test ... ok
[INFO] [stdout] test it_works2 ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vecmac-02b7d262f60ff4df)
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test double ... ok
[INFO] [stdout] test single ... ok
[INFO] [stdout] test reserve ... ok
[INFO] [stdout] test empty_vec ... ok
[INFO] [stdout] test trailing_comma ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iterators
[INFO] [stdout] test result: ok. 5 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] [stderr]    Doc-tests panama
[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]    Doc-tests pointers
[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]    Doc-tests strsplit
[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]    Doc-tests vecmac
[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" "e02d2b556079539bf5bb1c5b3d3fe5ec56d90cd3675052e68b4bf44f4d1ef928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e02d2b556079539bf5bb1c5b3d3fe5ec56d90cd3675052e68b4bf44f4d1ef928", kill_on_drop: false }`
[INFO] [stdout] e02d2b556079539bf5bb1c5b3d3fe5ec56d90cd3675052e68b4bf44f4d1ef928