[INFO] fetching crate humphrey_auth 0.1.5...
[INFO] checking humphrey_auth-0.1.5 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate humphrey_auth 0.1.5 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate humphrey_auth 0.1.5 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 humphrey_auth 0.1.5
[INFO] finished tweaking crates.io crate humphrey_auth 0.1.5
[INFO] tweaked toml for crates.io crate humphrey_auth 0.1.5 written to /workspace/builds/worker-0-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 25 packages
[INFO] [stderr]       Adding argon2 v0.3.4 (latest: v0.5.3)
[INFO] [stderr]       Adding base64ct v1.0.1 (latest: v1.6.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding password-hash v0.3.2 (latest: v0.5.0)
[INFO] [stderr]       Adding subtle v2.4.1 (latest: v2.5.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding uuid v0.8.2 (latest: v1.8.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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 base64ct v1.0.1
[INFO] [stderr]   Downloaded humphrey v0.7.0
[INFO] [stderr]   Downloaded argon2 v0.3.4
[INFO] [stderr]   Downloaded humphrey_json_derive v0.1.1
[INFO] [stderr]   Downloaded password-hash v0.3.2
[INFO] [stderr]   Downloaded humphrey_json v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ea4c0664a252dc4453a1045a22ab92cbade59247223befab4f7cb74f9258ac10
[INFO] running `Command { std: "docker" "start" "-a" "ea4c0664a252dc4453a1045a22ab92cbade59247223befab4f7cb74f9258ac10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea4c0664a252dc4453a1045a22ab92cbade59247223befab4f7cb74f9258ac10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea4c0664a252dc4453a1045a22ab92cbade59247223befab4f7cb74f9258ac10", kill_on_drop: false }`
[INFO] [stdout] ea4c0664a252dc4453a1045a22ab92cbade59247223befab4f7cb74f9258ac10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d30f3c766113c3a4e06a418f2c3d1bb92f43f47b362c302b27fcd8f2261466d0
[INFO] running `Command { std: "docker" "start" "-a" "d30f3c766113c3a4e06a418f2c3d1bb92f43f47b362c302b27fcd8f2261466d0", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking base64ct v1.0.1
[INFO] [stderr]     Checking humphrey v0.7.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking password-hash v0.3.2
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking argon2 v0.3.4
[INFO] [stderr]     Checking humphrey_auth v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "d30f3c766113c3a4e06a418f2c3d1bb92f43f47b362c302b27fcd8f2261466d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d30f3c766113c3a4e06a418f2c3d1bb92f43f47b362c302b27fcd8f2261466d0", kill_on_drop: false }`
[INFO] [stdout] d30f3c766113c3a4e06a418f2c3d1bb92f43f47b362c302b27fcd8f2261466d0
[INFO] checking humphrey_auth-0.1.5 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate humphrey_auth 0.1.5 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate humphrey_auth 0.1.5 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate humphrey_auth 0.1.5
[INFO] finished tweaking crates.io crate humphrey_auth 0.1.5
[INFO] tweaked toml for crates.io crate humphrey_auth 0.1.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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 25 packages
[INFO] [stderr]       Adding argon2 v0.3.4 (latest: v0.5.3)
[INFO] [stderr]       Adding base64ct v1.0.1 (latest: v1.6.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding password-hash v0.3.2 (latest: v0.5.0)
[INFO] [stderr]       Adding subtle v2.4.1 (latest: v2.5.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding uuid v0.8.2 (latest: v1.8.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3e35b786fe8d135d8432d1c53852524b2805bf200383b6adc6cb22ea5594e31
[INFO] running `Command { std: "docker" "start" "-a" "e3e35b786fe8d135d8432d1c53852524b2805bf200383b6adc6cb22ea5594e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3e35b786fe8d135d8432d1c53852524b2805bf200383b6adc6cb22ea5594e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e35b786fe8d135d8432d1c53852524b2805bf200383b6adc6cb22ea5594e31", kill_on_drop: false }`
[INFO] [stdout] e3e35b786fe8d135d8432d1c53852524b2805bf200383b6adc6cb22ea5594e31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb6f144700d2a439f9b0b59684837b3b16b2f46b591d6821ff713c9e85aa35f6
[INFO] running `Command { std: "docker" "start" "-a" "fb6f144700d2a439f9b0b59684837b3b16b2f46b591d6821ff713c9e85aa35f6", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking base64ct v1.0.1
[INFO] [stderr]     Checking humphrey v0.7.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking password-hash v0.3.2
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking argon2 v0.3.4
[INFO] [stderr]     Checking humphrey_auth v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "fb6f144700d2a439f9b0b59684837b3b16b2f46b591d6821ff713c9e85aa35f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb6f144700d2a439f9b0b59684837b3b16b2f46b591d6821ff713c9e85aa35f6", kill_on_drop: false }`
[INFO] [stdout] fb6f144700d2a439f9b0b59684837b3b16b2f46b591d6821ff713c9e85aa35f6