[INFO] fetching crate gerber2svg 0.2.2...
[INFO] checking gerber2svg-0.2.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate gerber2svg 0.2.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate gerber2svg 0.2.2 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 gerber2svg 0.2.2
[INFO] finished tweaking crates.io crate gerber2svg 0.2.2
[INFO] tweaked toml for crates.io crate gerber2svg 0.2.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate gerber2svg 0.2.2 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itoa v1.0.8
[INFO] [stderr]   Downloaded svg v0.13.1
[INFO] [stderr]   Downloaded time-core v0.1.1
[INFO] [stderr]   Downloaded time-macros v0.2.10
[INFO] [stderr]   Downloaded simple_logger v4.2.0
[INFO] [stderr]   Downloaded serde v1.0.171
[INFO] [stderr]   Downloaded stringreader v0.1.1
[INFO] [stderr]   Downloaded gerber-types v0.2.0
[INFO] [stderr]   Downloaded colored v2.0.4
[INFO] [stderr]   Downloaded gerber_parser v0.1.2
[INFO] [stderr]   Downloaded time v0.3.23
[INFO] [stderr]   Downloaded regex-automata v0.3.3
[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] 81ec3ea15225a0080846bdea9ee423f6d876c95f27a1d73850bc13deb8fdb1a4
[INFO] running `Command { std: "docker" "start" "-a" "81ec3ea15225a0080846bdea9ee423f6d876c95f27a1d73850bc13deb8fdb1a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81ec3ea15225a0080846bdea9ee423f6d876c95f27a1d73850bc13deb8fdb1a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81ec3ea15225a0080846bdea9ee423f6d876c95f27a1d73850bc13deb8fdb1a4", kill_on_drop: false }`
[INFO] [stdout] 81ec3ea15225a0080846bdea9ee423f6d876c95f27a1d73850bc13deb8fdb1a4
[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] 9ff32e9d4769cf5640ee6006edaf0dea68a1db03a73ab5d2ade8cef003a3e9df
[INFO] running `Command { std: "docker" "start" "-a" "9ff32e9d4769cf5640ee6006edaf0dea68a1db03a73ab5d2ade8cef003a3e9df", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling thiserror v1.0.43
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]    Compiling time-macros v0.2.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking itoa v1.0.8
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking stringreader v0.1.1
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking svg v0.13.1
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking time v0.3.23
[INFO] [stderr]     Checking regex-automata v0.3.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.43
[INFO] [stderr]     Checking simple_logger v4.2.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking gerber-types v0.2.0
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]     Checking gerber_parser v0.1.2
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking gerber2svg v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `svg` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use svg;
[INFO] [stdout]   |     ^^^ the item `svg` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `svg` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use svg;
[INFO] [stdout]   |     ^^^ the item `svg` is already defined by prelude
[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 27.71s
[INFO] running `Command { std: "docker" "inspect" "9ff32e9d4769cf5640ee6006edaf0dea68a1db03a73ab5d2ade8cef003a3e9df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ff32e9d4769cf5640ee6006edaf0dea68a1db03a73ab5d2ade8cef003a3e9df", kill_on_drop: false }`
[INFO] [stdout] 9ff32e9d4769cf5640ee6006edaf0dea68a1db03a73ab5d2ade8cef003a3e9df
[INFO] checking gerber2svg-0.2.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate gerber2svg 0.2.2 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate gerber2svg 0.2.2 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 gerber2svg 0.2.2
[INFO] finished tweaking crates.io crate gerber2svg 0.2.2
[INFO] tweaked toml for crates.io crate gerber2svg 0.2.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate gerber2svg 0.2.2 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] 25be563e773873ceb2f61cd69a58a093ac113c07126edc849290cc071b9067ca
[INFO] running `Command { std: "docker" "start" "-a" "25be563e773873ceb2f61cd69a58a093ac113c07126edc849290cc071b9067ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25be563e773873ceb2f61cd69a58a093ac113c07126edc849290cc071b9067ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25be563e773873ceb2f61cd69a58a093ac113c07126edc849290cc071b9067ca", kill_on_drop: false }`
[INFO] [stdout] 25be563e773873ceb2f61cd69a58a093ac113c07126edc849290cc071b9067ca
[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] 5f3aa0ad1fc56c91193a46a3168369de5abc0aca0845d29494372d9a994853e8
[INFO] running `Command { std: "docker" "start" "-a" "5f3aa0ad1fc56c91193a46a3168369de5abc0aca0845d29494372d9a994853e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling thiserror v1.0.43
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]    Compiling time-macros v0.2.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]     Checking itoa v1.0.8
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking stringreader v0.1.1
[INFO] [stderr]     Checking svg v0.13.1
[INFO] [stderr]     Checking regex-automata v0.3.3
[INFO] [stderr]     Checking time v0.3.23
[INFO] [stderr]    Compiling thiserror-impl v1.0.43
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking simple_logger v4.2.0
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]     Checking gerber-types v0.2.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking gerber_parser v0.1.2
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking gerber2svg v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `svg` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use svg;
[INFO] [stdout]   |     ^^^ the item `svg` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `svg` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use svg;
[INFO] [stdout]   |     ^^^ the item `svg` is already defined by prelude
[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 28.32s
[INFO] running `Command { std: "docker" "inspect" "5f3aa0ad1fc56c91193a46a3168369de5abc0aca0845d29494372d9a994853e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f3aa0ad1fc56c91193a46a3168369de5abc0aca0845d29494372d9a994853e8", kill_on_drop: false }`
[INFO] [stdout] 5f3aa0ad1fc56c91193a46a3168369de5abc0aca0845d29494372d9a994853e8