[INFO] fetching crate rs-youtube 0.2.2... [INFO] checking rs-youtube-0.2.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate rs-youtube 0.2.2 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate rs-youtube 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 rs-youtube 0.2.2 [INFO] finished tweaking crates.io crate rs-youtube 0.2.2 [INFO] tweaked toml for crates.io crate rs-youtube 0.2.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate crates.io crate rs-youtube 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 terminal_size v0.1.16 [INFO] [stderr] Downloaded serde-query-derive v0.1.3 [INFO] [stderr] Downloaded directories v3.0.2 [INFO] [stderr] Downloaded webbrowser v0.5.5 [INFO] [stderr] Downloaded cc v1.0.67 [INFO] [stderr] Downloaded ureq v2.1.0 [INFO] [stderr] Downloaded syn v1.0.70 [INFO] [stderr] Downloaded serde-query v0.1.3 [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] 52af8f96955a691e8ff040f1af7ff75317fde62a6355ada35c89280a08845c77 [INFO] running `Command { std: "docker" "start" "-a" "52af8f96955a691e8ff040f1af7ff75317fde62a6355ada35c89280a08845c77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "52af8f96955a691e8ff040f1af7ff75317fde62a6355ada35c89280a08845c77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52af8f96955a691e8ff040f1af7ff75317fde62a6355ada35c89280a08845c77", kill_on_drop: false }` [INFO] [stdout] 52af8f96955a691e8ff040f1af7ff75317fde62a6355ada35c89280a08845c77 [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] 5ac98fc85a4fdaacfc398e8d701904a79abd5fe3d4db19b16a74cca3c9ef3e7f [INFO] running `Command { std: "docker" "start" "-a" "5ac98fc85a4fdaacfc398e8d701904a79abd5fe3d4db19b16a74cca3c9ef3e7f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.70 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking tinyvec v1.2.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking unicode-normalization v0.1.17 [INFO] [stderr] Checking regex-syntax v0.6.23 [INFO] [stderr] Checking chunked_transfer v1.4.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking webbrowser v0.5.5 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking terminal_size v0.1.16 [INFO] [stderr] Checking dirs-sys v0.3.6 [INFO] [stderr] Checking directories v3.0.2 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking regex v1.4.6 [INFO] [stderr] Checking url v2.2.1 [INFO] [stderr] Checking console v0.14.1 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking sct v0.6.1 [INFO] [stderr] Checking webpki-roots v0.21.1 [INFO] [stderr] Checking rustls v0.19.1 [INFO] [stderr] Compiling serde-query-derive v0.1.3 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking serde-query v0.1.3 [INFO] [stderr] Checking ureq v2.1.0 [INFO] [stderr] Checking rs-youtube v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `return_string` is never read [INFO] [stdout] --> src/frontend/generic_menu.rs:17:16 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct OrderedItem { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 16 | pub(crate) label: String, [INFO] [stdout] 17 | pub(crate) return_string: Option, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `OrderedItem` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `description` and `video_count` are never read [INFO] [stdout] --> src/backend/youtube/search.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 38 | pub struct YoutubeChannel { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 42 | description: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 43 | video_count: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `YoutubeChannel` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `return_string` is never read [INFO] [stdout] --> src/frontend/generic_menu.rs:17:16 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct OrderedItem { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 16 | pub(crate) label: String, [INFO] [stdout] 17 | pub(crate) return_string: Option, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `OrderedItem` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `description` and `video_count` are never read [INFO] [stdout] --> src/backend/youtube/search.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 38 | pub struct YoutubeChannel { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 42 | description: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 43 | video_count: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `YoutubeChannel` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.29s [INFO] running `Command { std: "docker" "inspect" "5ac98fc85a4fdaacfc398e8d701904a79abd5fe3d4db19b16a74cca3c9ef3e7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ac98fc85a4fdaacfc398e8d701904a79abd5fe3d4db19b16a74cca3c9ef3e7f", kill_on_drop: false }` [INFO] [stdout] 5ac98fc85a4fdaacfc398e8d701904a79abd5fe3d4db19b16a74cca3c9ef3e7f [INFO] checking rs-youtube-0.2.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate rs-youtube 0.2.2 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate rs-youtube 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 rs-youtube 0.2.2 [INFO] finished tweaking crates.io crate rs-youtube 0.2.2 [INFO] tweaked toml for crates.io crate rs-youtube 0.2.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate rs-youtube 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-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] dda439b1cb0cf7caeada4d201f5f5dda77014040ee68c60e8755297b6ed6727c [INFO] running `Command { std: "docker" "start" "-a" "dda439b1cb0cf7caeada4d201f5f5dda77014040ee68c60e8755297b6ed6727c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dda439b1cb0cf7caeada4d201f5f5dda77014040ee68c60e8755297b6ed6727c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dda439b1cb0cf7caeada4d201f5f5dda77014040ee68c60e8755297b6ed6727c", kill_on_drop: false }` [INFO] [stdout] dda439b1cb0cf7caeada4d201f5f5dda77014040ee68c60e8755297b6ed6727c [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] 5c7c4a6025d456920fba9922cf324796b842e4507cd5ca0d3820a6e883f13fe6 [INFO] running `Command { std: "docker" "start" "-a" "5c7c4a6025d456920fba9922cf324796b842e4507cd5ca0d3820a6e883f13fe6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.70 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking tinyvec v1.2.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.23 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking chunked_transfer v1.4.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking webbrowser v0.5.5 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking unicode-normalization v0.1.17 [INFO] [stderr] Checking dirs-sys v0.3.6 [INFO] [stderr] Checking terminal_size v0.1.16 [INFO] [stderr] Checking directories v3.0.2 [INFO] [stderr] Checking regex v1.4.6 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking url v2.2.1 [INFO] [stderr] Checking console v0.14.1 [INFO] [stderr] Compiling serde-query-derive v0.1.3 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking sct v0.6.1 [INFO] [stderr] Checking rustls v0.19.1 [INFO] [stderr] Checking webpki-roots v0.21.1 [INFO] [stderr] Checking serde-query v0.1.3 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking ureq v2.1.0 [INFO] [stderr] Checking rs-youtube v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `return_string` is never read [INFO] [stdout] --> src/frontend/generic_menu.rs:17:16 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct OrderedItem { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 16 | pub(crate) label: String, [INFO] [stdout] 17 | pub(crate) return_string: Option, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `OrderedItem` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `description` and `video_count` are never read [INFO] [stdout] --> src/backend/youtube/search.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 38 | pub struct YoutubeChannel { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 42 | description: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 43 | video_count: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `YoutubeChannel` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `return_string` is never read [INFO] [stdout] --> src/frontend/generic_menu.rs:17:16 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct OrderedItem { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 16 | pub(crate) label: String, [INFO] [stdout] 17 | pub(crate) return_string: Option, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `OrderedItem` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `description` and `video_count` are never read [INFO] [stdout] --> src/backend/youtube/search.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 38 | pub struct YoutubeChannel { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 42 | description: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 43 | video_count: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `YoutubeChannel` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.84s [INFO] running `Command { std: "docker" "inspect" "5c7c4a6025d456920fba9922cf324796b842e4507cd5ca0d3820a6e883f13fe6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c7c4a6025d456920fba9922cf324796b842e4507cd5ca0d3820a6e883f13fe6", kill_on_drop: false }` [INFO] [stdout] 5c7c4a6025d456920fba9922cf324796b842e4507cd5ca0d3820a6e883f13fe6