[INFO] cloning repository https://github.com/Hamzakh777/rust_bitcoin_safety
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hamzakh777/rust_bitcoin_safety" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHamzakh777%2Frust_bitcoin_safety", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHamzakh777%2Frust_bitcoin_safety'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c177642c4d0e44b9d2124d610769cc3bdcc0d9b
[INFO] checking Hamzakh777/rust_bitcoin_safety against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHamzakh777%2Frust_bitcoin_safety" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hamzakh777/rust_bitcoin_safety 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 git repo https://github.com/Hamzakh777/rust_bitcoin_safety
[INFO] finished tweaking git repo https://github.com/Hamzakh777/rust_bitcoin_safety
[INFO] tweaked toml for git repo https://github.com/Hamzakh777/rust_bitcoin_safety written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Hamzakh777/rust_bitcoin_safety 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded digest v0.10.6
[INFO] [stderr]   Downloaded libc v0.2.143
[INFO] [stderr]   Downloaded sha256 v1.1.3
[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] 4c0cb44c2adf1ca72f15a9f67208f010a100895c8d4f015a8e5db5b9eb320c0c
[INFO] running `Command { std: "docker" "start" "-a" "4c0cb44c2adf1ca72f15a9f67208f010a100895c8d4f015a8e5db5b9eb320c0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c0cb44c2adf1ca72f15a9f67208f010a100895c8d4f015a8e5db5b9eb320c0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c0cb44c2adf1ca72f15a9f67208f010a100895c8d4f015a8e5db5b9eb320c0c", kill_on_drop: false }`
[INFO] [stdout] 4c0cb44c2adf1ca72f15a9f67208f010a100895c8d4f015a8e5db5b9eb320c0c
[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] 8d96649af8c1b031aa117b9631bc797ac1c829bb26a2fa93f56641254ecdf258
[INFO] running `Command { std: "docker" "start" "-a" "8d96649af8c1b031aa117b9631bc797ac1c829bb26a2fa93f56641254ecdf258", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling libc v0.2.143
[INFO] [stderr]     Checking cpufeatures v0.2.7
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling secp256k1-sys v0.8.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking rayon-core v1.11.0
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]     Checking sha2 v0.10.6
[INFO] [stderr]     Checking ripemd v0.1.3
[INFO] [stderr]     Checking sha256 v1.1.3
[INFO] [stderr]     Checking secp256k1 v0.27.0
[INFO] [stderr]     Checking rust_bitcoin_safety v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.87s
[INFO] running `Command { std: "docker" "inspect" "8d96649af8c1b031aa117b9631bc797ac1c829bb26a2fa93f56641254ecdf258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d96649af8c1b031aa117b9631bc797ac1c829bb26a2fa93f56641254ecdf258", kill_on_drop: false }`
[INFO] [stdout] 8d96649af8c1b031aa117b9631bc797ac1c829bb26a2fa93f56641254ecdf258
[INFO] checking Hamzakh777/rust_bitcoin_safety against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHamzakh777%2Frust_bitcoin_safety" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hamzakh777/rust_bitcoin_safety 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 git repo https://github.com/Hamzakh777/rust_bitcoin_safety
[INFO] finished tweaking git repo https://github.com/Hamzakh777/rust_bitcoin_safety
[INFO] tweaked toml for git repo https://github.com/Hamzakh777/rust_bitcoin_safety written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Hamzakh777/rust_bitcoin_safety 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" "+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] 2886b62c47716397f96db9f66534d4e0e60af421f1553f93fc494b71f8d35d30
[INFO] running `Command { std: "docker" "start" "-a" "2886b62c47716397f96db9f66534d4e0e60af421f1553f93fc494b71f8d35d30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2886b62c47716397f96db9f66534d4e0e60af421f1553f93fc494b71f8d35d30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2886b62c47716397f96db9f66534d4e0e60af421f1553f93fc494b71f8d35d30", kill_on_drop: false }`
[INFO] [stdout] 2886b62c47716397f96db9f66534d4e0e60af421f1553f93fc494b71f8d35d30
[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] 44b3635798abd82d487280859431a1aadd8c069d5a00f1276a7e0b904bcf4135
[INFO] running `Command { std: "docker" "start" "-a" "44b3635798abd82d487280859431a1aadd8c069d5a00f1276a7e0b904bcf4135", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling libc v0.2.143
[INFO] [stderr]     Checking cpufeatures v0.2.7
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling secp256k1-sys v0.8.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking rayon-core v1.11.0
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]     Checking sha2 v0.10.6
[INFO] [stderr]     Checking ripemd v0.1.3
[INFO] [stderr]     Checking sha256 v1.1.3
[INFO] [stderr]     Checking secp256k1 v0.27.0
[INFO] [stderr]     Checking rust_bitcoin_safety v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.92s
[INFO] running `Command { std: "docker" "inspect" "44b3635798abd82d487280859431a1aadd8c069d5a00f1276a7e0b904bcf4135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44b3635798abd82d487280859431a1aadd8c069d5a00f1276a7e0b904bcf4135", kill_on_drop: false }`
[INFO] [stdout] 44b3635798abd82d487280859431a1aadd8c069d5a00f1276a7e0b904bcf4135