[INFO] fetching crate swot 0.1.0...
[INFO] checking swot-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate swot 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate swot 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 swot 0.1.0
[INFO] finished tweaking crates.io crate swot 0.1.0
[INFO] tweaked toml for crates.io crate swot 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate swot 0.1.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded validator v0.14.0
[INFO] [stderr]   Downloaded rust-embed-impl v6.2.0
[INFO] [stderr]   Downloaded phf v0.10.0
[INFO] [stderr]   Downloaded siphasher v0.3.7
[INFO] [stderr]   Downloaded rust-embed-utils v7.1.0
[INFO] [stderr]   Downloaded validator_types v0.14.0
[INFO] [stderr]   Downloaded rust-embed v6.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 35a6bdf6d4ceda5c6404b42be640e84ed3307fffcdb072e1493844b63b197b13
[INFO] running `Command { std: "docker" "start" "-a" "35a6bdf6d4ceda5c6404b42be640e84ed3307fffcdb072e1493844b63b197b13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35a6bdf6d4ceda5c6404b42be640e84ed3307fffcdb072e1493844b63b197b13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35a6bdf6d4ceda5c6404b42be640e84ed3307fffcdb072e1493844b63b197b13", kill_on_drop: false }`
[INFO] [stdout] 35a6bdf6d4ceda5c6404b42be640e84ed3307fffcdb072e1493844b63b197b13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0c4f7518cf9625c9c96d599e37e998ae4302a3dccdae8c3b80c137b28890773c
[INFO] running `Command { std: "docker" "start" "-a" "0c4f7518cf9625c9c96d599e37e998ae4302a3dccdae8c3b80c137b28890773c", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking phf v0.10.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling sha2 v0.9.8
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling rust-embed-utils v7.1.0
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling swot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking validator_types v0.14.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling rust-embed-impl v6.2.0
[INFO] [stderr]     Checking rust-embed v6.3.0
[INFO] [stderr]     Checking validator v0.14.0
[INFO] [stdout] warning: unused import: `validate_url`
[INFO] [stdout]  --> src/lib.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use validator::{validate_email, validate_url};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `validate_url`
[INFO] [stdout]  --> src/lib.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use validator::{validate_email, validate_url};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.15s
[INFO] running `Command { std: "docker" "inspect" "0c4f7518cf9625c9c96d599e37e998ae4302a3dccdae8c3b80c137b28890773c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c4f7518cf9625c9c96d599e37e998ae4302a3dccdae8c3b80c137b28890773c", kill_on_drop: false }`
[INFO] [stdout] 0c4f7518cf9625c9c96d599e37e998ae4302a3dccdae8c3b80c137b28890773c
[INFO] checking swot-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate swot 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate swot 0.1.0 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 swot 0.1.0
[INFO] finished tweaking crates.io crate swot 0.1.0
[INFO] tweaked toml for crates.io crate swot 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate swot 0.1.0 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 72a779f765d37f51bc8a61eb5f39ba9b5caac0eb6c009219adf68e4cc79e669b
[INFO] running `Command { std: "docker" "start" "-a" "72a779f765d37f51bc8a61eb5f39ba9b5caac0eb6c009219adf68e4cc79e669b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72a779f765d37f51bc8a61eb5f39ba9b5caac0eb6c009219adf68e4cc79e669b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72a779f765d37f51bc8a61eb5f39ba9b5caac0eb6c009219adf68e4cc79e669b", kill_on_drop: false }`
[INFO] [stdout] 72a779f765d37f51bc8a61eb5f39ba9b5caac0eb6c009219adf68e4cc79e669b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8f5cf91ac3ff9b8f28383350942015c4f794ac7a29d01fea6f73a4d3304f8163
[INFO] running `Command { std: "docker" "start" "-a" "8f5cf91ac3ff9b8f28383350942015c4f794ac7a29d01fea6f73a4d3304f8163", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]     Checking phf v0.10.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling sha2 v0.9.8
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling rust-embed-utils v7.1.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling swot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking validator_types v0.14.0
[INFO] [stderr]    Compiling rust-embed-impl v6.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking rust-embed v6.3.0
[INFO] [stderr]     Checking validator v0.14.0
[INFO] [stdout] warning: unused import: `validate_url`
[INFO] [stdout]  --> src/lib.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use validator::{validate_email, validate_url};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `validate_url`
[INFO] [stdout]  --> src/lib.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use validator::{validate_email, validate_url};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.35s
[INFO] running `Command { std: "docker" "inspect" "8f5cf91ac3ff9b8f28383350942015c4f794ac7a29d01fea6f73a4d3304f8163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f5cf91ac3ff9b8f28383350942015c4f794ac7a29d01fea6f73a4d3304f8163", kill_on_drop: false }`
[INFO] [stdout] 8f5cf91ac3ff9b8f28383350942015c4f794ac7a29d01fea6f73a4d3304f8163