[INFO] fetching crate yansi-term 0.1.2...
[INFO] checking yansi-term-0.1.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate yansi-term 0.1.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate yansi-term 0.1.2 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 yansi-term 0.1.2
[INFO] finished tweaking crates.io crate yansi-term 0.1.2
[INFO] tweaked toml for crates.io crate yansi-term 0.1.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate yansi-term 0.1.2 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 serde v1.0.111
[INFO] [stderr]   Downloaded proc-macro2 v1.0.17
[INFO] [stderr]   Downloaded serde_derive v1.0.111
[INFO] [stderr]   Downloaded syn v1.0.29
[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] 4787f204ce8c1b38860e36103c6485194892dbd88ed059e9ccab14d0eecbbd14
[INFO] running `Command { std: "docker" "start" "-a" "4787f204ce8c1b38860e36103c6485194892dbd88ed059e9ccab14d0eecbbd14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4787f204ce8c1b38860e36103c6485194892dbd88ed059e9ccab14d0eecbbd14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4787f204ce8c1b38860e36103c6485194892dbd88ed059e9ccab14d0eecbbd14", kill_on_drop: false }`
[INFO] [stdout] 4787f204ce8c1b38860e36103c6485194892dbd88ed059e9ccab14d0eecbbd14
[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] ae2ab9ace30ca8c35ee73963da9a2d68de594e5e27d695cfa31a09ee5c015bf1
[INFO] running `Command { std: "docker" "start" "-a" "ae2ab9ace30ca8c35ee73963da9a2d68de594e5e27d695cfa31a09ee5c015bf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking yansi-term v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stdout] warning: unused import: `windows::*`
[INFO] [stdout]    --> src/lib.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 | pub use windows::*;
[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] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stdout] warning: unused import: `windows::*`
[INFO] [stdout]    --> src/lib.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 | pub use windows::*;
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.21s
[INFO] running `Command { std: "docker" "inspect" "ae2ab9ace30ca8c35ee73963da9a2d68de594e5e27d695cfa31a09ee5c015bf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae2ab9ace30ca8c35ee73963da9a2d68de594e5e27d695cfa31a09ee5c015bf1", kill_on_drop: false }`
[INFO] [stdout] ae2ab9ace30ca8c35ee73963da9a2d68de594e5e27d695cfa31a09ee5c015bf1
[INFO] checking yansi-term-0.1.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate yansi-term 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate yansi-term 0.1.2 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 yansi-term 0.1.2
[INFO] finished tweaking crates.io crate yansi-term 0.1.2
[INFO] tweaked toml for crates.io crate yansi-term 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate yansi-term 0.1.2 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] 68170f7c4277c95f7f434dff5815f7d458f410c2431c1cd89d2b174f56d30650
[INFO] running `Command { std: "docker" "start" "-a" "68170f7c4277c95f7f434dff5815f7d458f410c2431c1cd89d2b174f56d30650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68170f7c4277c95f7f434dff5815f7d458f410c2431c1cd89d2b174f56d30650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68170f7c4277c95f7f434dff5815f7d458f410c2431c1cd89d2b174f56d30650", kill_on_drop: false }`
[INFO] [stdout] 68170f7c4277c95f7f434dff5815f7d458f410c2431c1cd89d2b174f56d30650
[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] 26de0c7a51cf44dc45fd300127f2d193f9d55f2adbedbf9f1aff4f6f0a09c4d8
[INFO] running `Command { std: "docker" "start" "-a" "26de0c7a51cf44dc45fd300127f2d193f9d55f2adbedbf9f1aff4f6f0a09c4d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking yansi-term v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stdout] warning: unused import: `windows::*`
[INFO] [stdout]    --> src/lib.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 | pub use windows::*;
[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] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stdout] warning: unused import: `windows::*`
[INFO] [stdout]    --> src/lib.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 | pub use windows::*;
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.11s
[INFO] running `Command { std: "docker" "inspect" "26de0c7a51cf44dc45fd300127f2d193f9d55f2adbedbf9f1aff4f6f0a09c4d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26de0c7a51cf44dc45fd300127f2d193f9d55f2adbedbf9f1aff4f6f0a09c4d8", kill_on_drop: false }`
[INFO] [stdout] 26de0c7a51cf44dc45fd300127f2d193f9d55f2adbedbf9f1aff4f6f0a09c4d8