[INFO] cloning repository https://github.com/ssfdust/rs-ex-1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ssfdust/rs-ex-1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fssfdust%2Frs-ex-1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fssfdust%2Frs-ex-1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8790d8a475bba08bec328a092c33cea3fc98e42
[INFO] testing ssfdust/rs-ex-1 against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fssfdust%2Frs-ex-1" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ssfdust/rs-ex-1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ssfdust/rs-ex-1
[INFO] finished tweaking git repo https://github.com/ssfdust/rs-ex-1
[INFO] tweaked toml for git repo https://github.com/ssfdust/rs-ex-1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/ssfdust/rs-ex-1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc8794cde737fe7efd6cea55724ab80b59351d5ee960e239a218739064c9a4b1
[INFO] running `Command { std: "docker" "start" "-a" "cc8794cde737fe7efd6cea55724ab80b59351d5ee960e239a218739064c9a4b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc8794cde737fe7efd6cea55724ab80b59351d5ee960e239a218739064c9a4b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc8794cde737fe7efd6cea55724ab80b59351d5ee960e239a218739064c9a4b1", kill_on_drop: false }`
[INFO] [stdout] cc8794cde737fe7efd6cea55724ab80b59351d5ee960e239a218739064c9a4b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acd9bab5aae9755a61bbb518ce3835dd834c8791bd153e8a4f421e6b1238bf05
[INFO] running `Command { std: "docker" "start" "-a" "acd9bab5aae9755a61bbb518ce3835dd834c8791bd153e8a4f421e6b1238bf05", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling sysinfo v0.22.4
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]    Compiling ctrlc v3.2.1
[INFO] [stderr]    Compiling strace-upgrade v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `get_user_confirm`
[INFO] [stdout]  --> src/userinput/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_user_confirm() -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.98s
[INFO] running `Command { std: "docker" "inspect" "acd9bab5aae9755a61bbb518ce3835dd834c8791bd153e8a4f421e6b1238bf05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acd9bab5aae9755a61bbb518ce3835dd834c8791bd153e8a4f421e6b1238bf05", kill_on_drop: false }`
[INFO] [stdout] acd9bab5aae9755a61bbb518ce3835dd834c8791bd153e8a4f421e6b1238bf05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fcb7a87d62b0d92cee37d1bf0c4e1bb4938fb81895d3748183c97cac8b31a06
[INFO] running `Command { std: "docker" "start" "-a" "0fcb7a87d62b0d92cee37d1bf0c4e1bb4938fb81895d3748183c97cac8b31a06", kill_on_drop: false }`
[INFO] [stderr]    Compiling strace-upgrade v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `get_user_confirm`
[INFO] [stdout]  --> src/userinput/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_user_confirm() -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/strace_upgrade-7636f78498943bf2)
[INFO] running `Command { std: "docker" "inspect" "0fcb7a87d62b0d92cee37d1bf0c4e1bb4938fb81895d3748183c97cac8b31a06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fcb7a87d62b0d92cee37d1bf0c4e1bb4938fb81895d3748183c97cac8b31a06", kill_on_drop: false }`
[INFO] [stdout] 0fcb7a87d62b0d92cee37d1bf0c4e1bb4938fb81895d3748183c97cac8b31a06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e9d6e488a9c20496795c18823138d06554ded7b531bef509046ea97ec20a7ac1
[INFO] running `Command { std: "docker" "start" "-a" "e9d6e488a9c20496795c18823138d06554ded7b531bef509046ea97ec20a7ac1", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `get_user_confirm`
[INFO] [stderr]  --> src/userinput/mod.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn get_user_confirm() -> bool {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `strace-upgrade` (bin "strace-upgrade" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/strace_upgrade-7636f78498943bf2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e9d6e488a9c20496795c18823138d06554ded7b531bef509046ea97ec20a7ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9d6e488a9c20496795c18823138d06554ded7b531bef509046ea97ec20a7ac1", kill_on_drop: false }`
[INFO] [stdout] e9d6e488a9c20496795c18823138d06554ded7b531bef509046ea97ec20a7ac1