[INFO] fetching crate rust-tunnel 1.0.36...
[INFO] checking rust-tunnel-1.0.36 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate rust-tunnel 1.0.36 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate rust-tunnel 1.0.36 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 rust-tunnel 1.0.36
[INFO] finished tweaking crates.io crate rust-tunnel 1.0.36
[INFO] tweaked toml for crates.io crate rust-tunnel 1.0.36 written to /workspace/builds/worker-1-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 306 packages
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.4)
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.2.0)
[INFO] [stderr]       Adding async-fs v1.6.0 (latest: v2.1.1)
[INFO] [stderr]       Adding async-io v1.13.0 (latest: v2.3.2)
[INFO] [stderr]       Adding async-lock v2.8.0 (latest: v3.3.0)
[INFO] [stderr]       Adding async-native-tls v0.4.0 (latest: v0.5.0)
[INFO] [stderr]       Adding async-net v1.8.0 (latest: v2.0.0)
[INFO] [stderr]       Adding async-process v1.8.1 (latest: v2.2.0)
[INFO] [stderr]       Adding async-recursion v0.2.0 (latest: v1.1.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding bitmaps v2.1.0 (latest: v3.2.1)
[INFO] [stderr]       Adding blake3 v0.3.8 (latest: v1.5.1)
[INFO] [stderr]       Adding cached v0.26.2 (latest: v0.49.2)
[INFO] [stderr]       Adding cached_proc_macro v0.7.1 (latest: v0.20.0)
[INFO] [stderr]       Adding cargo_metadata v0.14.2 (latest: v0.18.1)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding cipher v0.2.5 (latest: v0.4.4)
[INFO] [stderr]       Adding concurrent-queue v1.2.4 (latest: v2.4.0)
[INFO] [stderr]       Adding constant_time_eq v0.1.5 (latest: v0.3.0)
[INFO] [stderr]       Adding crypto-mac v0.8.0 (latest: v0.11.1)
[INFO] [stderr]       Adding curve25519-dalek v3.2.1 (latest: v4.1.2)
[INFO] [stderr]       Adding darling v0.13.4 (latest: v0.20.8)
[INFO] [stderr]       Adding darling_core v0.13.4 (latest: v0.20.8)
[INFO] [stderr]       Adding darling_macro v0.13.4 (latest: v0.20.8)
[INFO] [stderr]       Adding dhat v0.2.4 (latest: v0.3.3)
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding dirs v3.0.2 (latest: v5.0.1)
[INFO] [stderr]       Adding dirs-sys v0.3.7 (latest: v0.4.1)
[INFO] [stderr]       Adding env_logger v0.9.3 (latest: v0.11.3)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.0)
[INFO] [stderr]       Adding event-listener v3.1.0 (latest: v5.3.0)
[INFO] [stderr]       Adding event-listener v4.0.3 (latest: v5.3.0)
[INFO] [stderr]       Adding event-listener-strategy v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.0.2)
[INFO] [stderr]       Adding flume v0.10.14 (latest: v0.11.0)
[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 futures-intrusive v0.4.2 (latest: v0.5.0)
[INFO] [stderr]       Adding futures-lite v1.13.0 (latest: v2.3.0)
[INFO] [stderr]       Adding generator v0.7.5 (latest: v0.8.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding getrandom v0.1.16 (latest: v0.2.12)
[INFO] [stderr]       Adding hashbrown v0.11.2 (latest: v0.14.3)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding io-lifetimes v1.0.11 (latest: v2.0.3)
[INFO] [stderr]       Adding linux-raw-sys v0.3.8 (latest: v0.6.4)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding loom v0.5.6 (latest: v0.7.1)
[INFO] [stderr]       Adding memoffset v0.6.5 (latest: v0.9.1)
[INFO] [stderr]       Adding moka v0.9.9 (latest: v0.12.5)
[INFO] [stderr]       Adding nix v0.23.2 (latest: v0.28.0)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (latest: v0.50.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding ordered-float v2.10.1 (latest: v4.2.0)
[INFO] [stderr]       Adding parking_lot v0.11.2 (latest: v0.12.1)
[INFO] [stderr]       Adding parking_lot_core v0.8.6 (latest: v0.9.9)
[INFO] [stderr]       Adding pin-project-lite v0.1.12 (latest: v0.2.14)
[INFO] [stderr]       Adding polling v2.8.0 (latest: v3.6.0)
[INFO] [stderr]       Adding priority-queue v1.4.0 (latest: v2.0.2)
[INFO] [stderr]       Adding probability v0.17.0 (latest: v0.20.3)
[INFO] [stderr]       Adding pulldown-cmark v0.9.6 (latest: v0.10.2)
[INFO] [stderr]       Adding quanta v0.11.1 (latest: v0.12.3)
[INFO] [stderr]       Adding rand v0.7.3 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.2.0 (latest: v0.3.2)
[INFO] [stderr]       Adding random v0.12.2 (latest: v0.14.0)
[INFO] [stderr]       Adding raw-cpuid v10.7.0 (latest: v11.0.1)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (latest: v0.5.1)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding reed-solomon-erasure v4.0.2 (latest: v6.0.0)
[INFO] [stderr]       Adding regex-automata v0.1.10 (latest: v0.4.6)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.3)
[INFO] [stderr]       Adding ring v0.16.20 (latest: v0.17.8)
[INFO] [stderr]       Adding rtrb v0.2.3 (latest: v0.3.0)
[INFO] [stderr]       Adding rustix v0.37.27 (latest: v0.38.32)
[INFO] [stderr]       Adding sized-chunks v0.6.5 (latest: v0.7.0)
[INFO] [stderr]       Adding smol v1.3.0 (latest: v2.0.0)
[INFO] [stderr]       Adding smolscale v0.3.54 (latest: v0.4.4)
[INFO] [stderr]       Adding socket2 v0.3.19 (latest: v0.5.6)
[INFO] [stderr]       Adding socket2 v0.4.10 (latest: v0.5.6)
[INFO] [stderr]       Adding sosistab v0.4.52 (latest: v0.5.43)
[INFO] [stderr]       Adding special v0.8.1 (latest: v0.10.3)
[INFO] [stderr]       Adding spin v0.5.2 (latest: v0.9.8)
[INFO] [stderr]       Adding strsim v0.10.0 (latest: v0.11.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding untrusted v0.7.1 (latest: v0.9.0)
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows v0.48.0 (latest: v0.54.0)
[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] [stderr]       Adding x25519-dalek v1.2.0 (latest: v2.0.1)
[INFO] [stderr]       Adding zeroize v1.3.0 (latest: v1.7.0)
[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 smolscale v0.3.54
[INFO] [stderr]   Downloaded smol-timeout v0.6.0
[INFO] [stderr]   Downloaded tabwriter v1.4.0
[INFO] [stderr]   Downloaded reed-solomon-erasure v4.0.2
[INFO] [stderr]   Downloaded cached_proc_macro v0.7.1
[INFO] [stderr]   Downloaded cached_proc_macro_types v0.1.1
[INFO] [stderr]   Downloaded arraymap v0.1.1
[INFO] [stderr]   Downloaded bipe v0.2.2
[INFO] [stderr]   Downloaded async-recursion v0.2.0
[INFO] [stderr]   Downloaded thousands v0.2.0
[INFO] [stderr]   Downloaded nonzero_ext v0.3.0
[INFO] [stderr]   Downloaded async-dup v1.2.4
[INFO] [stderr]   Downloaded async-native-tls v0.4.0
[INFO] [stderr]   Downloaded siphasher v1.0.1
[INFO] [stderr]   Downloaded bloomfilter v1.0.13
[INFO] [stderr]   Downloaded moka v0.9.9
[INFO] [stderr]   Downloaded futures-intrusive v0.4.2
[INFO] [stderr]   Downloaded sosistab v0.4.52
[INFO] [stderr]   Downloaded x25519-dalek v1.2.0
[INFO] [stderr]   Downloaded rtrb v0.2.3
[INFO] [stderr]   Downloaded c2-chacha v0.3.3
[INFO] [stderr]   Downloaded cached v0.26.2
[INFO] [stderr]   Downloaded dhat v0.2.4
[INFO] [stderr]   Downloaded special v0.8.1
[INFO] [stderr]   Downloaded probability v0.17.0
[INFO] [stderr]   Downloaded random v0.12.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6977fcc1cdc71034f28d5b6ab26df94500b25d7b8c0d854aad1eaf6c081527a6
[INFO] running `Command { std: "docker" "start" "-a" "6977fcc1cdc71034f28d5b6ab26df94500b25d7b8c0d854aad1eaf6c081527a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6977fcc1cdc71034f28d5b6ab26df94500b25d7b8c0d854aad1eaf6c081527a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6977fcc1cdc71034f28d5b6ab26df94500b25d7b8c0d854aad1eaf6c081527a6", kill_on_drop: false }`
[INFO] [stdout] 6977fcc1cdc71034f28d5b6ab26df94500b25d7b8c0d854aad1eaf6c081527a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d17804057b0740b5d9bb269de7d58c7e478ad04a9c85f9392dee3a407a76636a
[INFO] running `Command { std: "docker" "start" "-a" "d17804057b0740b5d9bb269de7d58c7e478ad04a9c85f9392dee3a407a76636a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling openssl-src v300.2.3+3.2.1
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking polling v2.8.0
[INFO] [stderr]     Checking lock_api v0.4.11
[INFO] [stderr]     Checking rustix v0.37.27
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]     Checking blocking v1.5.1
[INFO] [stderr]     Checking cache-padded v1.3.0
[INFO] [stderr]     Checking async-executor v1.9.1
[INFO] [stderr]     Checking parking_lot_core v0.8.6
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking async-io v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking backtrace v0.3.71
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]    Compiling priority-queue v1.4.0
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling moka v0.9.9
[INFO] [stderr]    Compiling cached_proc_macro_types v0.1.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling reed-solomon-erasure v4.0.2
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
[INFO] [stderr]     Checking polling v3.6.0
[INFO] [stderr]    Compiling argh_shared v0.1.12
[INFO] [stderr]     Checking async-io v2.3.2
[INFO] [stderr]    Compiling cached_proc_macro v0.7.1
[INFO] [stderr]    Compiling argh_derive v0.1.12
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking quanta v0.11.1
[INFO] [stderr]     Checking tabwriter v1.4.0
[INFO] [stderr]     Checking async-signal v0.2.5
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-process v1.8.1
[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]     Checking async-rwlock v1.3.0
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking futures-intrusive v0.4.2
[INFO] [stderr]     Checking async-fs v1.6.0
[INFO] [stderr]     Checking async-net v1.8.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.7
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]     Checking rtrb v0.2.3
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]     Checking special v0.8.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking siphasher v1.0.1
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking thousands v0.2.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking random v0.12.2
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking bloomfilter v1.0.13
[INFO] [stderr]     Checking probability v0.17.0
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]     Checking smol-timeout v0.6.0
[INFO] [stderr]     Checking dhat v0.2.4
[INFO] [stderr]     Checking cached v0.26.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking c2-chacha v0.3.3
[INFO] [stderr]     Checking argh v0.1.12
[INFO] [stderr]     Checking smolscale v0.3.54
[INFO] [stderr]     Checking bipe v0.2.2
[INFO] [stderr]     Checking smol v1.3.0
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking x25519-dalek v1.2.0
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking async-dup v1.2.4
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking arraymap v0.1.1
[INFO] [stderr]     Checking nonzero_ext v0.3.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]    Compiling async-recursion v0.2.0
[INFO] [stderr]     Checking async-native-tls v0.4.0
[INFO] [stderr]     Checking sosistab v0.4.52
[INFO] [stderr]     Checking rust-tunnel v1.0.36 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 38s
[INFO] running `Command { std: "docker" "inspect" "d17804057b0740b5d9bb269de7d58c7e478ad04a9c85f9392dee3a407a76636a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d17804057b0740b5d9bb269de7d58c7e478ad04a9c85f9392dee3a407a76636a", kill_on_drop: false }`
[INFO] [stdout] d17804057b0740b5d9bb269de7d58c7e478ad04a9c85f9392dee3a407a76636a
[INFO] checking rust-tunnel-1.0.36 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate rust-tunnel 1.0.36 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate rust-tunnel 1.0.36 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 rust-tunnel 1.0.36
[INFO] finished tweaking crates.io crate rust-tunnel 1.0.36
[INFO] tweaked toml for crates.io crate rust-tunnel 1.0.36 written to /workspace/builds/worker-1-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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 781d6c2edbb7f96164ef6228ce428d1e0a8936975359ede0a3a2536e4331599a
[INFO] running `Command { std: "docker" "start" "-a" "781d6c2edbb7f96164ef6228ce428d1e0a8936975359ede0a3a2536e4331599a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "781d6c2edbb7f96164ef6228ce428d1e0a8936975359ede0a3a2536e4331599a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "781d6c2edbb7f96164ef6228ce428d1e0a8936975359ede0a3a2536e4331599a", kill_on_drop: false }`
[INFO] [stdout] 781d6c2edbb7f96164ef6228ce428d1e0a8936975359ede0a3a2536e4331599a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3a057db307d9e9d2eee14a1fb8c1495a0d0af180a2fd650335ba06b80b5b7bcc
[INFO] running `Command { std: "docker" "start" "-a" "3a057db307d9e9d2eee14a1fb8c1495a0d0af180a2fd650335ba06b80b5b7bcc", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling openssl-src v300.2.3+3.2.1
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking polling v2.8.0
[INFO] [stderr]     Checking lock_api v0.4.11
[INFO] [stderr]     Checking rustix v0.37.27
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]     Checking blocking v1.5.1
[INFO] [stderr]     Checking cache-padded v1.3.0
[INFO] [stderr]     Checking async-executor v1.9.1
[INFO] [stderr]     Checking parking_lot_core v0.8.6
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking async-io v1.13.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking polling v3.6.0
[INFO] [stderr]    Compiling argh_shared v0.1.12
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]     Checking async-io v2.3.2
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]    Compiling priority-queue v1.4.0
[INFO] [stderr]    Compiling reed-solomon-erasure v4.0.2
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling moka v0.9.9
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling cached_proc_macro_types v0.1.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
[INFO] [stderr]    Compiling cached_proc_macro v0.7.1
[INFO] [stderr]     Checking async-signal v0.2.5
[INFO] [stderr]     Checking async-process v1.8.1
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking tabwriter v1.4.0
[INFO] [stderr]     Checking async-rwlock v1.3.0
[INFO] [stderr]     Checking quanta v0.11.1
[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]    Compiling argh_derive v0.1.12
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking futures-intrusive v0.4.2
[INFO] [stderr]     Checking async-fs v1.6.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking async-net v1.8.0
[INFO] [stderr]     Checking backtrace v0.3.71
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.7
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]     Checking rtrb v0.2.3
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking special v0.8.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking random v0.12.2
[INFO] [stderr]     Checking thousands v0.2.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking siphasher v1.0.1
[INFO] [stderr]     Checking triomphe v0.1.11
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking tagptr v0.2.0
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking cached v0.26.2
[INFO] [stderr]     Checking dhat v0.2.4
[INFO] [stderr]     Checking bloomfilter v1.0.13
[INFO] [stderr]     Checking probability v0.17.0
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking smol-timeout v0.6.0
[INFO] [stderr]     Checking smolscale v0.3.54
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking c2-chacha v0.3.3
[INFO] [stderr]     Checking argh v0.1.12
[INFO] [stderr]     Checking bipe v0.2.2
[INFO] [stderr]     Checking smol v1.3.0
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking x25519-dalek v1.2.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking async-dup v1.2.4
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking nonzero_ext v0.3.0
[INFO] [stderr]     Checking arraymap v0.1.1
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling async-recursion v0.2.0
[INFO] [stderr]     Checking async-native-tls v0.4.0
[INFO] [stderr]     Checking sosistab v0.4.52
[INFO] [stderr]     Checking rust-tunnel v1.0.36 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 55s
[INFO] running `Command { std: "docker" "inspect" "3a057db307d9e9d2eee14a1fb8c1495a0d0af180a2fd650335ba06b80b5b7bcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a057db307d9e9d2eee14a1fb8c1495a0d0af180a2fd650335ba06b80b5b7bcc", kill_on_drop: false }`
[INFO] [stdout] 3a057db307d9e9d2eee14a1fb8c1495a0d0af180a2fd650335ba06b80b5b7bcc