[INFO] cloning repository https://github.com/dbousamra/jv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dbousamra/jv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdbousamra%2Fjv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdbousamra%2Fjv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ecc645dc023f2975111429a0db3b2b2b486bc5e4
[INFO] checking dbousamra/jv against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdbousamra%2Fjv" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dbousamra/jv 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/dbousamra/jv
[INFO] finished tweaking git repo https://github.com/dbousamra/jv
[INFO] tweaked toml for git repo https://github.com/dbousamra/jv written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dbousamra/jv 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8b0b06591867cbafcb14018b96142386f1d514107116feeb4a1de6d42f7f48a6
[INFO] running `Command { std: "docker" "start" "-a" "8b0b06591867cbafcb14018b96142386f1d514107116feeb4a1de6d42f7f48a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b0b06591867cbafcb14018b96142386f1d514107116feeb4a1de6d42f7f48a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b0b06591867cbafcb14018b96142386f1d514107116feeb4a1de6d42f7f48a6", kill_on_drop: false }`
[INFO] [stdout] 8b0b06591867cbafcb14018b96142386f1d514107116feeb4a1de6d42f7f48a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] da52fee60bf835b398c50089fed34275234605396bbcf244ee9ddba282d4e1ec
[INFO] running `Command { std: "docker" "start" "-a" "da52fee60bf835b398c50089fed34275234605396bbcf244ee9ddba282d4e1ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking unicode-segmentation v1.10.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]    Compiling strum_macros v0.25.2
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking ratatui v0.23.0
[INFO] [stderr]     Checking jv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Position`, `Title`
[INFO] [stdout]  --> src/ui.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |         block::{Position, Title},
[INFO] [stdout]   |                 ^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Position`, `Title`
[INFO] [stdout]  --> src/ui.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |         block::{Position, Title},
[INFO] [stdout]   |                 ^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app`
[INFO] [stdout]   --> src/ui.rs:16:27
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn render<B: Backend>(app: &mut App, frame: &mut Frame<'_, B>) {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app`
[INFO] [stdout]   --> src/ui.rs:16:27
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn render<B: Backend>(app: &mut App, frame: &mut Frame<'_, B>) {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.97s
[INFO] running `Command { std: "docker" "inspect" "da52fee60bf835b398c50089fed34275234605396bbcf244ee9ddba282d4e1ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da52fee60bf835b398c50089fed34275234605396bbcf244ee9ddba282d4e1ec", kill_on_drop: false }`
[INFO] [stdout] da52fee60bf835b398c50089fed34275234605396bbcf244ee9ddba282d4e1ec
[INFO] checking dbousamra/jv against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdbousamra%2Fjv" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dbousamra/jv 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 git repo https://github.com/dbousamra/jv
[INFO] finished tweaking git repo https://github.com/dbousamra/jv
[INFO] tweaked toml for git repo https://github.com/dbousamra/jv written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dbousamra/jv 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b064f2caeb4136a94900230bf2c57ee164b60b9faf4e502960caf71a40309ecf
[INFO] running `Command { std: "docker" "start" "-a" "b064f2caeb4136a94900230bf2c57ee164b60b9faf4e502960caf71a40309ecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b064f2caeb4136a94900230bf2c57ee164b60b9faf4e502960caf71a40309ecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b064f2caeb4136a94900230bf2c57ee164b60b9faf4e502960caf71a40309ecf", kill_on_drop: false }`
[INFO] [stdout] b064f2caeb4136a94900230bf2c57ee164b60b9faf4e502960caf71a40309ecf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 862eb553335d57dd17eea9719b8220c0e4d7cca2d8a907ca5331167c68a9ba88
[INFO] running `Command { std: "docker" "start" "-a" "862eb553335d57dd17eea9719b8220c0e4d7cca2d8a907ca5331167c68a9ba88", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]     Checking unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]    Compiling strum_macros v0.25.2
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking ratatui v0.23.0
[INFO] [stderr]     Checking jv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Position`, `Title`
[INFO] [stdout]  --> src/ui.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |         block::{Position, Title},
[INFO] [stdout]   |                 ^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Position`, `Title`
[INFO] [stdout]  --> src/ui.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |         block::{Position, Title},
[INFO] [stdout]   |                 ^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app`
[INFO] [stdout]   --> src/ui.rs:16:27
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn render<B: Backend>(app: &mut App, frame: &mut Frame<'_, B>) {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app`
[INFO] [stdout]   --> src/ui.rs:16:27
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn render<B: Backend>(app: &mut App, frame: &mut Frame<'_, B>) {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.27s
[INFO] running `Command { std: "docker" "inspect" "862eb553335d57dd17eea9719b8220c0e4d7cca2d8a907ca5331167c68a9ba88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "862eb553335d57dd17eea9719b8220c0e4d7cca2d8a907ca5331167c68a9ba88", kill_on_drop: false }`
[INFO] [stdout] 862eb553335d57dd17eea9719b8220c0e4d7cca2d8a907ca5331167c68a9ba88