[INFO] cloning repository https://github.com/flegall/dzz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flegall/dzz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflegall%2Fdzz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflegall%2Fdzz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38f0d1e0cb430e2b2755c22c34c9978cf9e97315
[INFO] building flegall/dzz against try#b755f8b9936d084e0363ce6b393c7e444a37080e for pr-97334-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflegall%2Fdzz" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/flegall/dzz on toolchain b755f8b9936d084e0363ce6b393c7e444a37080e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b755f8b9936d084e0363ce6b393c7e444a37080e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/flegall/dzz
[INFO] finished tweaking git repo https://github.com/flegall/dzz
[INFO] tweaked toml for git repo https://github.com/flegall/dzz written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/flegall/dzz already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b755f8b9936d084e0363ce6b393c7e444a37080e" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+b755f8b9936d084e0363ce6b393c7e444a37080e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 912b8c11849260664c05a2d00c0583e62baf6a95aa4aa7e57c1b911f1ef1a98f
[INFO] running `Command { std: "docker" "start" "-a" "912b8c11849260664c05a2d00c0583e62baf6a95aa4aa7e57c1b911f1ef1a98f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "912b8c11849260664c05a2d00c0583e62baf6a95aa4aa7e57c1b911f1ef1a98f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "912b8c11849260664c05a2d00c0583e62baf6a95aa4aa7e57c1b911f1ef1a98f", kill_on_drop: false }`
[INFO] [stdout] 912b8c11849260664c05a2d00c0583e62baf6a95aa4aa7e57c1b911f1ef1a98f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+b755f8b9936d084e0363ce6b393c7e444a37080e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22da2adb7153f5e85059eef4b411abc36d1e26a2721326197c6f60c5b9abd61a
[INFO] running `Command { std: "docker" "start" "-a" "22da2adb7153f5e85059eef4b411abc36d1e26a2721326197c6f60c5b9abd61a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling florent-dzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]   --> src/examples/conversion.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     struct Number {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 16 |         value: i32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Number` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]   --> src/examples/conversion.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     struct Number {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 32 |         value: i32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Number` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `valeur` is never read
[INFO] [stdout]   --> src/examples/conversion.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     struct Numero {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 61 |         valeur: i32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Numero` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `age` are never read
[INFO] [stdout]   --> src/examples/custom_types.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     struct Person {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 11 |         name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 12 |         age: u8,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `age` are never read
[INFO] [stdout]   --> src/examples/println.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     struct Person<'a> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 62 |         name: &'a str,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 63 |         age: u8,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.92s
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "22da2adb7153f5e85059eef4b411abc36d1e26a2721326197c6f60c5b9abd61a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22da2adb7153f5e85059eef4b411abc36d1e26a2721326197c6f60c5b9abd61a", kill_on_drop: false }`
[INFO] [stdout] 22da2adb7153f5e85059eef4b411abc36d1e26a2721326197c6f60c5b9abd61a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+b755f8b9936d084e0363ce6b393c7e444a37080e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75305cfde4b5432514efa46fff64fab1f9a3b25211f67062250623595c39cc2f
[INFO] running `Command { std: "docker" "start" "-a" "75305cfde4b5432514efa46fff64fab1f9a3b25211f67062250623595c39cc2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling florent-dzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]   --> src/examples/conversion.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     struct Number {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 16 |         value: i32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Number` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]   --> src/examples/conversion.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     struct Number {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 32 |         value: i32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Number` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `valeur` is never read
[INFO] [stdout]   --> src/examples/conversion.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     struct Numero {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 61 |         valeur: i32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Numero` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `age` are never read
[INFO] [stdout]   --> src/examples/custom_types.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     struct Person {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 11 |         name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 12 |         age: u8,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `age` are never read
[INFO] [stdout]   --> src/examples/println.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     struct Person<'a> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 62 |         name: &'a str,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 63 |         age: u8,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "75305cfde4b5432514efa46fff64fab1f9a3b25211f67062250623595c39cc2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75305cfde4b5432514efa46fff64fab1f9a3b25211f67062250623595c39cc2f", kill_on_drop: false }`
[INFO] [stdout] 75305cfde4b5432514efa46fff64fab1f9a3b25211f67062250623595c39cc2f