[INFO] fetching crate cursor-rs 0.1.4...
[INFO] testing cursor-rs-0.1.4 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate cursor-rs 0.1.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate cursor-rs 0.1.4
[INFO] finished tweaking crates.io crate cursor-rs 0.1.4
[INFO] tweaked toml for crates.io crate cursor-rs 0.1.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cursor-rs 0.1.4 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vgainfo-rs v0.1.1
[INFO] [stderr]   Downloaded inout_port-rs v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad8d4de6d062f4aea34cd5b8daf98235e48e8a47e5d4b4125283e878e9a14ad9
[INFO] running `Command { std: "docker" "start" "-a" "ad8d4de6d062f4aea34cd5b8daf98235e48e8a47e5d4b4125283e878e9a14ad9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad8d4de6d062f4aea34cd5b8daf98235e48e8a47e5d4b4125283e878e9a14ad9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad8d4de6d062f4aea34cd5b8daf98235e48e8a47e5d4b4125283e878e9a14ad9", kill_on_drop: false }`
[INFO] [stdout] ad8d4de6d062f4aea34cd5b8daf98235e48e8a47e5d4b4125283e878e9a14ad9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa7996b3c25dc3e0c60dcb6737e515c73ab3d7bb62b2aa5d561a54bb8f82159c
[INFO] running `Command { std: "docker" "start" "-a" "aa7996b3c25dc3e0c60dcb6737e515c73ab3d7bb62b2aa5d561a54bb8f82159c", kill_on_drop: false }`
[INFO] [stderr]    Compiling inout_port-rs v0.1.1
[INFO] [stderr]    Compiling vgainfo-rs v0.1.1
[INFO] [stderr]    Compiling cursor-rs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "aa7996b3c25dc3e0c60dcb6737e515c73ab3d7bb62b2aa5d561a54bb8f82159c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa7996b3c25dc3e0c60dcb6737e515c73ab3d7bb62b2aa5d561a54bb8f82159c", kill_on_drop: false }`
[INFO] [stdout] aa7996b3c25dc3e0c60dcb6737e515c73ab3d7bb62b2aa5d561a54bb8f82159c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed8dd57dd768c64702924ca8275a6c462a5a0b81d6461b2d89e1b186e8a803ae
[INFO] running `Command { std: "docker" "start" "-a" "ed8dd57dd768c64702924ca8275a6c462a5a0b81d6461b2d89e1b186e8a803ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling cursor-rs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "ed8dd57dd768c64702924ca8275a6c462a5a0b81d6461b2d89e1b186e8a803ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed8dd57dd768c64702924ca8275a6c462a5a0b81d6461b2d89e1b186e8a803ae", kill_on_drop: false }`
[INFO] [stdout] ed8dd57dd768c64702924ca8275a6c462a5a0b81d6461b2d89e1b186e8a803ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6b9e60402159a259e7cb28b0a3e5f9379232d532bf968fc3d0122822ea0e3d28
[INFO] running `Command { std: "docker" "start" "-a" "6b9e60402159a259e7cb28b0a3e5f9379232d532bf968fc3d0122822ea0e3d28", 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/cursor_rs-5ba59d05995227aa)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::__cursor_works ... ok
[INFO] [stdout] test tests::__usize_as_u16_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-c28e9d6d669bedc1)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_reference_work_success ... ok
[INFO] [stdout] test tests::test_float_work_success ... ok
[INFO] [stdout] test tests::test_sizeoftype_equal_sucess ... ok
[INFO] [stdout] test tests::test_option_work_success ... ok
[INFO] [stdout] test tests::test_integer_work_success ... ok
[INFO] [stdout] test tests::test_str_work_success ... ok
[INFO] [stderr]    Doc-tests cursor_rs
[INFO] [stdout] test tests::test_result_work_success ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `rust_out`
[INFO] [stdout]   --> src/lib.rs:23:2
[INFO] [stdout]    |
[INFO] [stdout] 19 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `src/lib.rs`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "6b9e60402159a259e7cb28b0a3e5f9379232d532bf968fc3d0122822ea0e3d28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b9e60402159a259e7cb28b0a3e5f9379232d532bf968fc3d0122822ea0e3d28", kill_on_drop: false }`
[INFO] [stdout] 6b9e60402159a259e7cb28b0a3e5f9379232d532bf968fc3d0122822ea0e3d28