[INFO] fetching crate unowned-buf 0.2.0...
[INFO] testing unowned-buf-0.2.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate unowned-buf 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate unowned-buf 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate unowned-buf 0.2.0
[INFO] tweaked toml for crates.io crate unowned-buf 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate unowned-buf 0.2.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate unowned-buf 0.2.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_chacha v0.3.1
[INFO] [stderr]   Downloaded getrandom v0.2.17
[INFO] [stderr]   Downloaded unicode-ident v1.0.23
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.39
[INFO] [stderr]   Downloaded zerocopy v0.8.39
[INFO] [stderr]   Downloaded quote v1.0.44
[INFO] [stderr]   Downloaded libc v0.2.182
[INFO] [stderr]   Downloaded syn v2.0.115
[INFO] [stderr]   Downloaded rand v0.8.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 038ea187444a759251fefb53d863a664ba2a3b15700b26be43afa98f2ed6e972
[INFO] running `Command { std: "docker" "start" "-a" "038ea187444a759251fefb53d863a664ba2a3b15700b26be43afa98f2ed6e972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "038ea187444a759251fefb53d863a664ba2a3b15700b26be43afa98f2ed6e972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "038ea187444a759251fefb53d863a664ba2a3b15700b26be43afa98f2ed6e972", kill_on_drop: false }`
[INFO] [stdout] 038ea187444a759251fefb53d863a664ba2a3b15700b26be43afa98f2ed6e972
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35b397cca09ac6f8708d42c2b5fde7a1b916c990c970b5bbd5e691afabf3f7dd
[INFO] running `Command { std: "docker" "start" "-a" "35b397cca09ac6f8708d42c2b5fde7a1b916c990c970b5bbd5e691afabf3f7dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling unowned-buf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "35b397cca09ac6f8708d42c2b5fde7a1b916c990c970b5bbd5e691afabf3f7dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35b397cca09ac6f8708d42c2b5fde7a1b916c990c970b5bbd5e691afabf3f7dd", kill_on_drop: false }`
[INFO] [stdout] 35b397cca09ac6f8708d42c2b5fde7a1b916c990c970b5bbd5e691afabf3f7dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f716048a5a87533ca3a4c4e5fa98c2bcc7ad1b442801ba34548cf96cedc11ded
[INFO] running `Command { std: "docker" "start" "-a" "f716048a5a87533ca3a4c4e5fa98c2bcc7ad1b442801ba34548cf96cedc11ded", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling unowned-buf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.07s
[INFO] running `Command { std: "docker" "inspect" "f716048a5a87533ca3a4c4e5fa98c2bcc7ad1b442801ba34548cf96cedc11ded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f716048a5a87533ca3a4c4e5fa98c2bcc7ad1b442801ba34548cf96cedc11ded", kill_on_drop: false }`
[INFO] [stdout] f716048a5a87533ca3a4c4e5fa98c2bcc7ad1b442801ba34548cf96cedc11ded
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7e1a948a5e92ddbf7958ac071f5d8ae853dcc47e23ee463b5b32d6c667e328ad
[INFO] running `Command { std: "docker" "start" "-a" "7e1a948a5e92ddbf7958ac071f5d8ae853dcc47e23ee463b5b32d6c667e328ad", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unowned_buf-6c196f4489fa01b6)
[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/bad_example.rs (/opt/rustwide/target/debug/deps/bad_example-c1973d6acef99329)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test dummy ... 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 tests/example.rs (/opt/rustwide/target/debug/deps/example-ddf8bd8a6c33612d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test dummy ... 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 tests/test.rs (/opt/rustwide/target/debug/deps/test-2d39cc9bee6f5024)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test test_append ... ok
[INFO] [stdout] test test_append_read ... ok
[INFO] [stdout] test test_try_write ... ok
[INFO] [stdout] test test_read_until_limit_bug ... ok
[INFO] [stdout] test test_read_until ... ok
[INFO] [stdout] test test_write ... ok
[INFO] [stdout] test test_read_exact ... ok
[INFO] [stdout] test test_append_copy_full ... ok
[INFO] [stdout] test test_append_read_full ... ok
[INFO] [stdout] test test_read_until_limit_large ... ok
[INFO] [stdout] test test_read ... ok
[INFO] [stdout] test test_read_to_end ... ok
[INFO] [stdout] test test_write_all ... ok
[INFO] [stdout] test test_read_line ... ok
[INFO] [stdout] test test_read_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unowned_buf
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7e1a948a5e92ddbf7958ac071f5d8ae853dcc47e23ee463b5b32d6c667e328ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e1a948a5e92ddbf7958ac071f5d8ae853dcc47e23ee463b5b32d6c667e328ad", kill_on_drop: false }`
[INFO] [stdout] 7e1a948a5e92ddbf7958ac071f5d8ae853dcc47e23ee463b5b32d6c667e328ad