[INFO] fetching crate shtc1 0.1.0...
[INFO] checking shtc1-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate shtc1 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate shtc1 0.1.0 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 shtc1 0.1.0
[INFO] finished tweaking crates.io crate shtc1 0.1.0
[INFO] tweaked toml for crates.io crate shtc1 0.1.0 written to /workspace/builds/worker-3-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 71 packages
[INFO] [stderr]       Adding bitflags v0.3.3 (latest: v2.5.0)
[INFO] [stderr]       Adding bitflags v0.4.0 (latest: v2.5.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding bytes v0.4.12 (latest: v1.6.0)
[INFO] [stderr]       Adding cargo_metadata v0.14.2 (latest: v0.18.1)
[INFO] [stderr]       Adding cast v0.2.7 (latest: v0.3.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding embedded-hal v0.1.3 (latest: v1.0.0)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (latest: v1.0.0)
[INFO] [stderr]       Adding i2cdev v0.3.2 (latest: v0.6.0)
[INFO] [stderr]       Adding linux-embedded-hal v0.1.1 (latest: v0.4.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding nb v0.1.3 (latest: v1.1.0)
[INFO] [stderr]       Adding nix v0.6.0 (latest: v0.28.0)
[INFO] [stderr]       Adding nix v0.10.0 (latest: v0.28.0)
[INFO] [stderr]       Adding nix v0.14.1 (latest: v0.28.0)
[INFO] [stderr]       Adding pulldown-cmark v0.9.6 (latest: v0.10.2)
[INFO] [stderr]       Adding rustc_version v0.1.7 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.1.20 (latest: v1.0.22)
[INFO] [stderr]       Adding spidev v0.3.0 (latest: v0.6.0)
[INFO] [stderr]       Adding sysfs_gpio v0.5.4 (latest: v0.6.1)
[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 sysfs_gpio v0.5.4
[INFO] [stderr]   Downloaded spidev v0.3.0
[INFO] [stderr]   Downloaded bitflags v0.3.3
[INFO] [stderr]   Downloaded nix v0.6.0
[INFO] [stderr]   Downloaded nix v0.10.0
[INFO] [stderr]   Downloaded i2cdev v0.3.2
[INFO] [stderr]   Downloaded linux-embedded-hal v0.1.1
[INFO] [stderr]   Downloaded embedded-hal v0.1.3
[INFO] [stderr]   Downloaded crc8 v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 60ba765db0526d7e05b449a72b40953cc66e6a5eb20cab571ec0d90a44ffc6ba
[INFO] running `Command { std: "docker" "start" "-a" "60ba765db0526d7e05b449a72b40953cc66e6a5eb20cab571ec0d90a44ffc6ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60ba765db0526d7e05b449a72b40953cc66e6a5eb20cab571ec0d90a44ffc6ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60ba765db0526d7e05b449a72b40953cc66e6a5eb20cab571ec0d90a44ffc6ba", kill_on_drop: false }`
[INFO] [stdout] 60ba765db0526d7e05b449a72b40953cc66e6a5eb20cab571ec0d90a44ffc6ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8a7b76e895dd5908838b095fa59696fc31b45b89cfd14470c59ffffc7731b902
[INFO] running `Command { std: "docker" "start" "-a" "8a7b76e895dd5908838b095fa59696fc31b45b89cfd14470c59ffffc7731b902", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling bytecount v0.6.7
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking crc8 v0.1.1
[INFO] [stderr]     Checking embedded-hal v0.1.3
[INFO] [stderr]     Checking shtc1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking spidev v0.3.0
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling cargo-platform v0.1.8
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling cargo_metadata v0.14.2
[INFO] [stderr]    Compiling skeptic v0.13.7
[INFO] [stderr]    Compiling i2cdev v0.3.2
[INFO] [stderr]     Checking linux-embedded-hal v0.1.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.89s
[INFO] running `Command { std: "docker" "inspect" "8a7b76e895dd5908838b095fa59696fc31b45b89cfd14470c59ffffc7731b902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a7b76e895dd5908838b095fa59696fc31b45b89cfd14470c59ffffc7731b902", kill_on_drop: false }`
[INFO] [stdout] 8a7b76e895dd5908838b095fa59696fc31b45b89cfd14470c59ffffc7731b902
[INFO] checking shtc1-0.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate shtc1 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate shtc1 0.1.0 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 shtc1 0.1.0
[INFO] finished tweaking crates.io crate shtc1 0.1.0
[INFO] tweaked toml for crates.io crate shtc1 0.1.0 written to /workspace/builds/worker-3-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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a0c1a005aed2c5369215a308f101c5ec43704435a935ca0ee9d38da0ce766a0f
[INFO] running `Command { std: "docker" "start" "-a" "a0c1a005aed2c5369215a308f101c5ec43704435a935ca0ee9d38da0ce766a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0c1a005aed2c5369215a308f101c5ec43704435a935ca0ee9d38da0ce766a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0c1a005aed2c5369215a308f101c5ec43704435a935ca0ee9d38da0ce766a0f", kill_on_drop: false }`
[INFO] [stdout] a0c1a005aed2c5369215a308f101c5ec43704435a935ca0ee9d38da0ce766a0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 29310247defd2d5893679913f483eeb1a2a3dfe26098c42ecc05528ea5ccb505
[INFO] running `Command { std: "docker" "start" "-a" "29310247defd2d5893679913f483eeb1a2a3dfe26098c42ecc05528ea5ccb505", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling bytecount v0.6.7
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]     Checking embedded-hal v0.1.3
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking crc8 v0.1.1
[INFO] [stderr]     Checking shtc1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking spidev v0.3.0
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]    Compiling cargo-platform v0.1.8
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling cargo_metadata v0.14.2
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling skeptic v0.13.7
[INFO] [stderr]    Compiling i2cdev v0.3.2
[INFO] [stderr]     Checking linux-embedded-hal v0.1.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.34s
[INFO] running `Command { std: "docker" "inspect" "29310247defd2d5893679913f483eeb1a2a3dfe26098c42ecc05528ea5ccb505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29310247defd2d5893679913f483eeb1a2a3dfe26098c42ecc05528ea5ccb505", kill_on_drop: false }`
[INFO] [stdout] 29310247defd2d5893679913f483eeb1a2a3dfe26098c42ecc05528ea5ccb505