[INFO] fetching crate harbourmaster 0.5.0...
[INFO] checking harbourmaster-0.5.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate harbourmaster 0.5.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate harbourmaster 0.5.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate harbourmaster 0.5.0
[INFO] finished tweaking crates.io crate harbourmaster 0.5.0
[INFO] tweaked toml for crates.io crate harbourmaster 0.5.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 169 packages
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding bytes v0.5.6 (latest: v1.6.0)
[INFO] [stderr]       Adding foreign-types v0.3.2 (latest: v0.5.0)
[INFO] [stderr]       Adding foreign-types-shared v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding http-body v0.4.6 (latest: v1.0.0)
[INFO] [stderr]       Adding hyper v0.14.28 (latest: v1.2.0)
[INFO] [stderr]       Adding hyper-openssl v0.9.2 (latest: v0.10.2)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding pin-project v0.4.30 (latest: v1.1.5)
[INFO] [stderr]       Adding pin-project-internal v0.4.30 (latest: v1.1.5)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-openssl v0.6.4
[INFO] [stderr]   Downloaded hyper-openssl v0.9.2
[INFO] [stderr]   Downloaded linked_hash_set v0.1.4
[INFO] [stderr]   Downloaded cargo-readme v3.3.1
[INFO] [stderr]   Downloaded shiplift v0.7.0
[INFO] [stderr]   Downloaded futures_codec v0.4.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abff69a4143c240d6855c8e0e6c5795658d5f94255b2372c2ea718632db488a1
[INFO] running `Command { std: "docker" "start" "-a" "abff69a4143c240d6855c8e0e6c5795658d5f94255b2372c2ea718632db488a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abff69a4143c240d6855c8e0e6c5795658d5f94255b2372c2ea718632db488a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abff69a4143c240d6855c8e0e6c5795658d5f94255b2372c2ea718632db488a1", kill_on_drop: false }`
[INFO] [stdout] abff69a4143c240d6855c8e0e6c5795658d5f94255b2372c2ea718632db488a1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bfffd2ef9ed8a5c22ab66734808192ebcdcfd5b7341e5a5c7f02aef8ca6106e
[INFO] running `Command { std: "docker" "start" "-a" "8bfffd2ef9ed8a5c22ab66734808192ebcdcfd5b7341e5a5c7f02aef8ca6106e", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking openssl-sys v0.9.102
[INFO] [stderr]    Compiling tokio-openssl v0.6.4
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling hyper-openssl v0.9.2
[INFO] [stderr]     Checking linked_hash_set v0.1.4
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking openssl v0.10.64
[INFO] [stderr]     Checking xattr v1.3.1
[INFO] [stderr]     Checking tar v0.4.40
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking futures_codec v0.4.1
[INFO] [stderr]     Checking hyperlocal v0.8.0
[INFO] [stderr]     Checking shiplift v0.7.0
[INFO] [stderr]     Checking harbourmaster v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.89s
[INFO] running `Command { std: "docker" "inspect" "8bfffd2ef9ed8a5c22ab66734808192ebcdcfd5b7341e5a5c7f02aef8ca6106e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bfffd2ef9ed8a5c22ab66734808192ebcdcfd5b7341e5a5c7f02aef8ca6106e", kill_on_drop: false }`
[INFO] [stdout] 8bfffd2ef9ed8a5c22ab66734808192ebcdcfd5b7341e5a5c7f02aef8ca6106e
[INFO] checking harbourmaster-0.5.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate harbourmaster 0.5.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate harbourmaster 0.5.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate harbourmaster 0.5.0
[INFO] finished tweaking crates.io crate harbourmaster 0.5.0
[INFO] tweaked toml for crates.io crate harbourmaster 0.5.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 314e7e24c2341cbe4126761ea978d109c88660b11e5a2e83c2816c8d8dfc2dad
[INFO] running `Command { std: "docker" "start" "-a" "314e7e24c2341cbe4126761ea978d109c88660b11e5a2e83c2816c8d8dfc2dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "314e7e24c2341cbe4126761ea978d109c88660b11e5a2e83c2816c8d8dfc2dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "314e7e24c2341cbe4126761ea978d109c88660b11e5a2e83c2816c8d8dfc2dad", kill_on_drop: false }`
[INFO] [stdout] 314e7e24c2341cbe4126761ea978d109c88660b11e5a2e83c2816c8d8dfc2dad
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ff14244229f8e4dbb32c3486923380c77e9b1d2b8e896208ecd589088a6adbe
[INFO] running `Command { std: "docker" "start" "-a" "2ff14244229f8e4dbb32c3486923380c77e9b1d2b8e896208ecd589088a6adbe", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking openssl-sys v0.9.102
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.30
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling tokio-openssl v0.6.4
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling hyper-openssl v0.9.2
[INFO] [stderr]     Checking linked_hash_set v0.1.4
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking openssl v0.10.64
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking pin-project v0.4.30
[INFO] [stderr]     Checking xattr v1.3.1
[INFO] [stderr]     Checking tar v0.4.40
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking futures_codec v0.4.1
[INFO] [stderr]     Checking hyperlocal v0.8.0
[INFO] [stderr]     Checking shiplift v0.7.0
[INFO] [stderr]     Checking harbourmaster v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.99s
[INFO] running `Command { std: "docker" "inspect" "2ff14244229f8e4dbb32c3486923380c77e9b1d2b8e896208ecd589088a6adbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ff14244229f8e4dbb32c3486923380c77e9b1d2b8e896208ecd589088a6adbe", kill_on_drop: false }`
[INFO] [stdout] 2ff14244229f8e4dbb32c3486923380c77e9b1d2b8e896208ecd589088a6adbe