[INFO] cloning repository https://github.com/LinkTheDot/screen_printer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LinkTheDot/screen_printer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLinkTheDot%2Fscreen_printer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLinkTheDot%2Fscreen_printer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c35e28910edbe3be42ed9fdb120ecad93b4c2cb
[INFO] checking LinkTheDot/screen_printer against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLinkTheDot%2Fscreen_printer" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LinkTheDot/screen_printer 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 git repo https://github.com/LinkTheDot/screen_printer
[INFO] finished tweaking git repo https://github.com/LinkTheDot/screen_printer
[INFO] tweaked toml for git repo https://github.com/LinkTheDot/screen_printer written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/LinkTheDot/screen_printer 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]      Locking 1 package
[INFO] [stderr]     Updating screen_printer v0.2.6 (/workspace/builds/worker-5-tc1/source) -> v0.2.7
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.176
[INFO] [stderr]   Downloaded termion v2.0.1
[INFO] [stderr]   Downloaded serde_derive v1.0.176
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7a771fc09b7e0fe97a6ce06ad778549b9218fc1ea69308cbd91cb47835f134d5
[INFO] running `Command { std: "docker" "start" "-a" "7a771fc09b7e0fe97a6ce06ad778549b9218fc1ea69308cbd91cb47835f134d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a771fc09b7e0fe97a6ce06ad778549b9218fc1ea69308cbd91cb47835f134d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a771fc09b7e0fe97a6ce06ad778549b9218fc1ea69308cbd91cb47835f134d5", kill_on_drop: false }`
[INFO] [stdout] 7a771fc09b7e0fe97a6ce06ad778549b9218fc1ea69308cbd91cb47835f134d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 81126f89699fafd16b42811e6e84fa30c75e63a01457cbe20cd026ba98ab3452
[INFO] running `Command { std: "docker" "start" "-a" "81126f89699fafd16b42811e6e84fa30c75e63a01457cbe20cd026ba98ab3452", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.176
[INFO] [stderr]    Compiling serde_derive v1.0.176
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking destructure_traitobject v0.2.0
[INFO] [stderr]     Checking unsafe-any-ors v1.0.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking termion v2.0.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking typemap-ors v1.0.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking thread-id v4.1.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking screen_printer v0.2.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `move_to_origin` is never used
[INFO] [stdout]    --> src/dynamic_printer.rs:156:6
[INFO] [stdout]     |
[INFO] [stdout] 141 | trait DynamicPrinterMethods {
[INFO] [stdout]     |       --------------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 156 |   fn move_to_origin(&self) -> Result<(), PrintingError>;
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `VecMethods` is never used
[INFO] [stdout]    --> src/dynamic_printer.rs:360:7
[INFO] [stdout]     |
[INFO] [stdout] 360 | trait VecMethods<T> {
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking log4rs v1.2.0
[INFO] [stdout] warning: method `move_to_origin` is never used
[INFO] [stdout]    --> src/dynamic_printer.rs:156:6
[INFO] [stdout]     |
[INFO] [stdout] 141 | trait DynamicPrinterMethods {
[INFO] [stdout]     |       --------------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 156 |   fn move_to_origin(&self) -> Result<(), PrintingError>;
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `VecMethods` is never used
[INFO] [stdout]    --> src/dynamic_printer.rs:360:7
[INFO] [stdout]     |
[INFO] [stdout] 360 | trait VecMethods<T> {
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.66s
[INFO] running `Command { std: "docker" "inspect" "81126f89699fafd16b42811e6e84fa30c75e63a01457cbe20cd026ba98ab3452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81126f89699fafd16b42811e6e84fa30c75e63a01457cbe20cd026ba98ab3452", kill_on_drop: false }`
[INFO] [stdout] 81126f89699fafd16b42811e6e84fa30c75e63a01457cbe20cd026ba98ab3452
[INFO] checking LinkTheDot/screen_printer against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLinkTheDot%2Fscreen_printer" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LinkTheDot/screen_printer on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LinkTheDot/screen_printer
[INFO] finished tweaking git repo https://github.com/LinkTheDot/screen_printer
[INFO] tweaked toml for git repo https://github.com/LinkTheDot/screen_printer written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/LinkTheDot/screen_printer 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c644d448ae7ddb0a599b2868cf70691215b3a03718a7703fae3e75eae187bf9
[INFO] running `Command { std: "docker" "start" "-a" "8c644d448ae7ddb0a599b2868cf70691215b3a03718a7703fae3e75eae187bf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c644d448ae7ddb0a599b2868cf70691215b3a03718a7703fae3e75eae187bf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c644d448ae7ddb0a599b2868cf70691215b3a03718a7703fae3e75eae187bf9", kill_on_drop: false }`
[INFO] [stdout] 8c644d448ae7ddb0a599b2868cf70691215b3a03718a7703fae3e75eae187bf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20c567a73f8f2d6cf3b365f12bb5e8b6b8d17389f63cc373eb2de3efe9b78630
[INFO] running `Command { std: "docker" "start" "-a" "20c567a73f8f2d6cf3b365f12bb5e8b6b8d17389f63cc373eb2de3efe9b78630", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.176
[INFO] [stderr]    Compiling serde_derive v1.0.176
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking destructure_traitobject v0.2.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking unsafe-any-ors v1.0.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking typemap-ors v1.0.0
[INFO] [stderr]     Checking termion v2.0.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking thread-id v4.1.0
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking screen_printer v0.2.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `move_to_origin` is never used
[INFO] [stdout]    --> src/dynamic_printer.rs:156:6
[INFO] [stdout]     |
[INFO] [stdout] 141 | trait DynamicPrinterMethods {
[INFO] [stdout]     |       --------------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 156 |   fn move_to_origin(&self) -> Result<(), PrintingError>;
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `VecMethods` is never used
[INFO] [stdout]    --> src/dynamic_printer.rs:360:7
[INFO] [stdout]     |
[INFO] [stdout] 360 | trait VecMethods<T> {
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking log4rs v1.2.0
[INFO] [stdout] warning: method `move_to_origin` is never used
[INFO] [stdout]    --> src/dynamic_printer.rs:156:6
[INFO] [stdout]     |
[INFO] [stdout] 141 | trait DynamicPrinterMethods {
[INFO] [stdout]     |       --------------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 156 |   fn move_to_origin(&self) -> Result<(), PrintingError>;
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `VecMethods` is never used
[INFO] [stdout]    --> src/dynamic_printer.rs:360:7
[INFO] [stdout]     |
[INFO] [stdout] 360 | trait VecMethods<T> {
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.55s
[INFO] running `Command { std: "docker" "inspect" "20c567a73f8f2d6cf3b365f12bb5e8b6b8d17389f63cc373eb2de3efe9b78630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20c567a73f8f2d6cf3b365f12bb5e8b6b8d17389f63cc373eb2de3efe9b78630", kill_on_drop: false }`
[INFO] [stdout] 20c567a73f8f2d6cf3b365f12bb5e8b6b8d17389f63cc373eb2de3efe9b78630