[INFO] cloning repository https://github.com/NAIST-SE/ObfusEval
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NAIST-SE/ObfusEval" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNAIST-SE%2FObfusEval", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNAIST-SE%2FObfusEval'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 287a8e0ff3570103fb2527f9de2e385cc8b912c2
[INFO] checking NAIST-SE/ObfusEval against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNAIST-SE%2FObfusEval" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/NAIST-SE/ObfusEval
[INFO] finished tweaking git repo https://github.com/NAIST-SE/ObfusEval
[INFO] tweaked toml for git repo https://github.com/NAIST-SE/ObfusEval written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NAIST-SE/ObfusEval on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/NAIST-SE/ObfusEval 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbbfe9d732171cfc5d0b3be1800f7dc1b57480d341fe5269c564b0a2931411a2
[INFO] running `Command { std: "docker" "start" "-a" "bbbfe9d732171cfc5d0b3be1800f7dc1b57480d341fe5269c564b0a2931411a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbbfe9d732171cfc5d0b3be1800f7dc1b57480d341fe5269c564b0a2931411a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbbfe9d732171cfc5d0b3be1800f7dc1b57480d341fe5269c564b0a2931411a2", kill_on_drop: false }`
[INFO] [stdout] bbbfe9d732171cfc5d0b3be1800f7dc1b57480d341fe5269c564b0a2931411a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c8445263f44948a64a2551ed4865d95e50835ac783d000cb2fd584dfface0a4
[INFO] running `Command { std: "docker" "start" "-a" "6c8445263f44948a64a2551ed4865d95e50835ac783d000cb2fd584dfface0a4", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking shared_child v0.3.5
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking raw-cpuid v10.6.0
[INFO] [stderr]     Checking rayon-core v1.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]     Checking textwrap v0.15.1
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking users v0.11.0
[INFO] [stderr]     Checking rs_algo v0.2.1
[INFO] [stderr]     Checking console v0.15.2
[INFO] [stderr]     Checking duct v0.13.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking quanta v0.10.1
[INFO] [stderr]     Checking rayon v1.5.3
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]     Checking thiserror v1.0.37
[INFO] [stderr]     Checking clap v3.2.22
[INFO] [stderr]     Checking indicatif v0.17.1
[INFO] [stderr]     Checking serde v1.0.144
[INFO] [stderr]     Checking obfuseval v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/builder/obfuscator.rs:35:21
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn compiler(&self) -> DockerService {
[INFO] [stdout]    |                     ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn compiler(&self) -> DockerService<'_> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/builder/obfuscator.rs:35:21
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn compiler(&self) -> DockerService {
[INFO] [stdout]    |                     ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn compiler(&self) -> DockerService<'_> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     property_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     property_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     property_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     property_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `obfuseval` (bin "obfuseval") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `obfuseval` (bin "obfuseval" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6c8445263f44948a64a2551ed4865d95e50835ac783d000cb2fd584dfface0a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c8445263f44948a64a2551ed4865d95e50835ac783d000cb2fd584dfface0a4", kill_on_drop: false }`
[INFO] [stdout] 6c8445263f44948a64a2551ed4865d95e50835ac783d000cb2fd584dfface0a4
