[INFO] cloning repository https://github.com/uidk/uidk_model
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uidk/uidk_model" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuidk%2Fuidk_model", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuidk%2Fuidk_model'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0647d431811c68a58033ad950ced70075c0bb0d1
[INFO] checking uidk/uidk_model against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuidk%2Fuidk_model" "/workspace/builds/worker-51/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-51/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/uidk/uidk_model on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/uidk/uidk_model
[INFO] finished tweaking git repo https://github.com/uidk/uidk_model
[INFO] tweaked toml for git repo https://github.com/uidk/uidk_model written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate git repo https://github.com/uidk/uidk_model already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4980af80e9396403671aeda949599a3208698e92479bc346ada90484e8cc4c6
[INFO] running `Command { std: "docker" "start" "-a" "c4980af80e9396403671aeda949599a3208698e92479bc346ada90484e8cc4c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4980af80e9396403671aeda949599a3208698e92479bc346ada90484e8cc4c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4980af80e9396403671aeda949599a3208698e92479bc346ada90484e8cc4c6", kill_on_drop: false }`
[INFO] [stdout] c4980af80e9396403671aeda949599a3208698e92479bc346ada90484e8cc4c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e096fbebd153aecc73f9e3fff1e678156614acfe17f7ed5e77f8a35accb85d3
[INFO] running `Command { std: "docker" "start" "-a" "3e096fbebd153aecc73f9e3fff1e678156614acfe17f7ed5e77f8a35accb85d3", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking uidk_model v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/model/fragment/mod.rs (1 fix)
[INFO] [stderr]        Fixed src/model/mod.rs (4 fixes)
[INFO] [stdout] warning: struct is never constructed: `Node`
[INFO] [stdout]  --> src/model/fragment/node/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Node {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Fragment`
[INFO] [stdout]  --> src/model/fragment/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Fragment {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/model/fragment/mod.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new() -> Fragment {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Model`
[INFO] [stdout]   --> src/model/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Model {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Node`
[INFO] [stdout]  --> src/model/fragment/node/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Node {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Fragment`
[INFO] [stdout]  --> src/model/fragment/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Fragment {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/model/fragment/mod.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new() -> Fragment {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Model`
[INFO] [stdout]   --> src/model/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Model {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.47s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking uidk_model v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: struct is never constructed: `Node`
[INFO] [stdout]  --> src/model/fragment/node/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Node {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Fragment`
[INFO] [stdout]  --> src/model/fragment/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Fragment {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/model/fragment/mod.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new() -> Fragment {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Model`
[INFO] [stdout]   --> src/model/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Model {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Node`
[INFO] [stdout]  --> src/model/fragment/node/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Node {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Fragment`
[INFO] [stdout]  --> src/model/fragment/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Fragment {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/model/fragment/mod.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new() -> Fragment {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Model`
[INFO] [stdout]   --> src/model/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Model {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.12s
[INFO] running `Command { std: "docker" "inspect" "3e096fbebd153aecc73f9e3fff1e678156614acfe17f7ed5e77f8a35accb85d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e096fbebd153aecc73f9e3fff1e678156614acfe17f7ed5e77f8a35accb85d3", kill_on_drop: false }`
[INFO] [stdout] 3e096fbebd153aecc73f9e3fff1e678156614acfe17f7ed5e77f8a35accb85d3