[INFO] fetching crate optcollection 0.1.6...
[INFO] testing optcollection-0.1.6 against master#9e136a30a965bf4e63f03095c57df7257bf96fd6 for pr-134530
[INFO] extracting crate optcollection 0.1.6 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate optcollection 0.1.6 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 optcollection 0.1.6
[INFO] finished tweaking crates.io crate optcollection 0.1.6
[INFO] tweaked toml for crates.io crate optcollection 0.1.6 written to /workspace/builds/worker-7-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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b1063456968763153ff2c29a097f96ce2d4bf9cb0e04047c9d19c276599ba779
[INFO] running `Command { std: "docker" "start" "-a" "b1063456968763153ff2c29a097f96ce2d4bf9cb0e04047c9d19c276599ba779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1063456968763153ff2c29a097f96ce2d4bf9cb0e04047c9d19c276599ba779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1063456968763153ff2c29a097f96ce2d4bf9cb0e04047c9d19c276599ba779", kill_on_drop: false }`
[INFO] [stdout] b1063456968763153ff2c29a097f96ce2d4bf9cb0e04047c9d19c276599ba779
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] eeb43adaa47e6d8592b2fa0c90c28074f756c53265ba478afd07cbe194569a4f
[INFO] running `Command { std: "docker" "start" "-a" "eeb43adaa47e6d8592b2fa0c90c28074f756c53265ba478afd07cbe194569a4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling optcollection v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "eeb43adaa47e6d8592b2fa0c90c28074f756c53265ba478afd07cbe194569a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeb43adaa47e6d8592b2fa0c90c28074f756c53265ba478afd07cbe194569a4f", kill_on_drop: false }`
[INFO] [stdout] eeb43adaa47e6d8592b2fa0c90c28074f756c53265ba478afd07cbe194569a4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ac6d13f1868a868d8aaa2de3aa49a8e77493316c9ce9723cb8e62d147cb8907a
[INFO] running `Command { std: "docker" "start" "-a" "ac6d13f1868a868d8aaa2de3aa49a8e77493316c9ce9723cb8e62d147cb8907a", kill_on_drop: false }`
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling optcollection v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "ac6d13f1868a868d8aaa2de3aa49a8e77493316c9ce9723cb8e62d147cb8907a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac6d13f1868a868d8aaa2de3aa49a8e77493316c9ce9723cb8e62d147cb8907a", kill_on_drop: false }`
[INFO] [stdout] ac6d13f1868a868d8aaa2de3aa49a8e77493316c9ce9723cb8e62d147cb8907a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e4eac263fe7c209b0e01118598a8947fa0cb532fd79d9ffedd03498cff39f6f8
[INFO] running `Command { std: "docker" "start" "-a" "e4eac263fe7c209b0e01118598a8947fa0cb532fd79d9ffedd03498cff39f6f8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/optcollection-a3036eb76dba8560)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test empty_into_none::test::binary_heap ... ok
[INFO] [stdout] test empty_into_none::test::btree_set ... ok
[INFO] [stdout] test empty_into_none::test::btree_map ... ok
[INFO] [stdout] test empty_into_none::test::linked_list ... ok
[INFO] [stdout] test empty_into_none::test::slice ... ok
[INFO] [stdout] test empty_into_none::test::string ... ok
[INFO] [stdout] test empty_into_none::test::hash_map ... ok
[INFO] [stdout] test empty_into_none::test::hash_set ... ok
[INFO] [stdout] test empty_into_none::test::vec ... ok
[INFO] [stdout] test empty_into_none::test::str ... ok
[INFO] [stdout] test empty_into_none::test::vec_deque ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests optcollection
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone (line 121) ... ok
[INFO] [stdout] test src/is_empty.rs - is_empty::Option<T>::is_empty (line 70) ... ok
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone (line 30) ... ok
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone (line 41) ... ok
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone (line 107) ... ok
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone (line 21) ... ok
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone (line 130) ... ok
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone (line 96) ... ok
[INFO] [stdout] test src/is_empty.rs - is_empty::Option<T>::is_empty (line 106) ... ok
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone (line 139) ... ok
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone (line 85) ... ok
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone (line 63) ... ok
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone (line 52) ... ok
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone (line 74) ... ok
[INFO] [stdout] test src/empty_into_none.rs - empty_into_none::EmptyIntoNone (line 12) ... ok
[INFO] [stdout] test src/is_empty.rs - is_empty::Option<T>::is_empty (line 114) ... ok
[INFO] [stdout] test src/is_empty.rs - is_empty::Option<T>::is_empty (line 84) ... ok
[INFO] [stdout] test src/is_empty.rs - is_empty::Option<T>::is_empty (line 77) ... ok
[INFO] [stdout] test src/is_empty.rs - is_empty::Option<T>::is_empty (line 92) ... ok
[INFO] [stdout] test src/is_empty.rs - is_empty::Result<T,E>::is_empty (line 143) ... ok
[INFO] [stdout] test src/is_empty.rs - is_empty::Result<T,E>::is_empty (line 165) ... ok
[INFO] [stdout] test src/is_empty.rs - is_empty::Result<T,E>::is_empty (line 150) ... ok
[INFO] [stdout] test src/is_empty.rs - is_empty::Result<T,E>::is_empty (line 172) ... ok
[INFO] [stdout] test src/is_empty.rs - is_empty::Option<T>::is_empty (line 99) ... ok
[INFO] [stdout] test src/is_empty.rs - is_empty::Result<T,E>::is_empty (line 136) ... ok
[INFO] [stdout] test src/is_empty.rs - is_empty::Result<T,E>::is_empty (line 180) ... ok
[INFO] [stdout] test src/is_empty.rs - is_empty::Result<T,E>::is_empty (line 158) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.84s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e4eac263fe7c209b0e01118598a8947fa0cb532fd79d9ffedd03498cff39f6f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4eac263fe7c209b0e01118598a8947fa0cb532fd79d9ffedd03498cff39f6f8", kill_on_drop: false }`
[INFO] [stdout] e4eac263fe7c209b0e01118598a8947fa0cb532fd79d9ffedd03498cff39f6f8