[INFO] fetching crate vivinq 1.1.0...
[INFO] checking vivinq-1.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate vivinq 1.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate vivinq 1.1.0 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 vivinq 1.1.0
[INFO] finished tweaking crates.io crate vivinq 1.1.0
[INFO] tweaked toml for crates.io crate vivinq 1.1.0 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 53 packages
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding brotli-decompressor v2.5.1 (latest: v3.0.0)
[INFO] [stderr]       Adding rustls v0.22.3 (latest: v0.23.4)
[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] 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] 518c5b049e24a6cc38c57376e108e564cbab04509382a3411af5f27d4cf010af
[INFO] running `Command { std: "docker" "start" "-a" "518c5b049e24a6cc38c57376e108e564cbab04509382a3411af5f27d4cf010af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "518c5b049e24a6cc38c57376e108e564cbab04509382a3411af5f27d4cf010af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "518c5b049e24a6cc38c57376e108e564cbab04509382a3411af5f27d4cf010af", kill_on_drop: false }`
[INFO] [stdout] 518c5b049e24a6cc38c57376e108e564cbab04509382a3411af5f27d4cf010af
[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] c47ad86e6cb32d2f2c7e2da3e7889bd77180699e6b545920286bba413a502e4c
[INFO] running `Command { std: "docker" "start" "-a" "c47ad86e6cb32d2f2c7e2da3e7889bd77180699e6b545920286bba413a502e4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking rustls-pki-types v1.4.1
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling rustls v0.22.3
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking brotli-decompressor v2.5.1
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking webpki-roots v0.26.1
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking vivinq v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking rustls-webpki v0.102.2
[INFO] [stderr]     Checking ureq v2.9.6
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.14s
[INFO] running `Command { std: "docker" "inspect" "c47ad86e6cb32d2f2c7e2da3e7889bd77180699e6b545920286bba413a502e4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c47ad86e6cb32d2f2c7e2da3e7889bd77180699e6b545920286bba413a502e4c", kill_on_drop: false }`
[INFO] [stdout] c47ad86e6cb32d2f2c7e2da3e7889bd77180699e6b545920286bba413a502e4c
[INFO] checking vivinq-1.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate vivinq 1.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate vivinq 1.1.0 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 vivinq 1.1.0
[INFO] finished tweaking crates.io crate vivinq 1.1.0
[INFO] tweaked toml for crates.io crate vivinq 1.1.0 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 53 packages
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding brotli-decompressor v2.5.1 (latest: v3.0.0)
[INFO] [stderr]       Adding rustls v0.22.3 (latest: v0.23.4)
[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-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3eea1a73999aa90918263ef70922036e45d2e97af856159f1c9e3dd2e768318
[INFO] running `Command { std: "docker" "start" "-a" "f3eea1a73999aa90918263ef70922036e45d2e97af856159f1c9e3dd2e768318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3eea1a73999aa90918263ef70922036e45d2e97af856159f1c9e3dd2e768318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3eea1a73999aa90918263ef70922036e45d2e97af856159f1c9e3dd2e768318", kill_on_drop: false }`
[INFO] [stdout] f3eea1a73999aa90918263ef70922036e45d2e97af856159f1c9e3dd2e768318
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a23bff1b16c477ab5c28b42a297d4e18141675c80a665bf7d8e73798e7d65ae4
[INFO] running `Command { std: "docker" "start" "-a" "a23bff1b16c477ab5c28b42a297d4e18141675c80a665bf7d8e73798e7d65ae4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking rustls-pki-types v1.4.1
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling rustls v0.22.3
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking brotli-decompressor v2.5.1
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking vivinq v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking webpki-roots v0.26.1
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking rustls-webpki v0.102.2
[INFO] [stderr]     Checking ureq v2.9.6
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.87s
[INFO] running `Command { std: "docker" "inspect" "a23bff1b16c477ab5c28b42a297d4e18141675c80a665bf7d8e73798e7d65ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a23bff1b16c477ab5c28b42a297d4e18141675c80a665bf7d8e73798e7d65ae4", kill_on_drop: false }`
[INFO] [stdout] a23bff1b16c477ab5c28b42a297d4e18141675c80a665bf7d8e73798e7d65ae4