[INFO] cloning repository https://github.com/roowe/rebar3_cargo_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/roowe/rebar3_cargo_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froowe%2Frebar3_cargo_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froowe%2Frebar3_cargo_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d4df73af6d09dc40ac500cba6e1ce788f6d781b
[INFO] checking roowe/rebar3_cargo_example against master#8365fcb2b840c95eeb0bc377af8bd498fad22245 for pr-145604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froowe%2Frebar3_cargo_example" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/roowe/rebar3_cargo_example
[INFO] finished tweaking git repo https://github.com/roowe/rebar3_cargo_example
[INFO] tweaked toml for git repo https://github.com/roowe/rebar3_cargo_example written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/roowe/rebar3_cargo_example on toolchain 8365fcb2b840c95eeb0bc377af8bd498fad22245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/roowe/rebar3_cargo_example 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" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustler_codegen v0.36.2
[INFO] [stderr]   Downloaded rustler v0.36.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66c9c308059e618e2f1c6c39a65dfe1da8dda252604a71203a9f5cce47756b92
[INFO] running `Command { std: "docker" "start" "-a" "66c9c308059e618e2f1c6c39a65dfe1da8dda252604a71203a9f5cce47756b92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66c9c308059e618e2f1c6c39a65dfe1da8dda252604a71203a9f5cce47756b92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66c9c308059e618e2f1c6c39a65dfe1da8dda252604a71203a9f5cce47756b92", kill_on_drop: false }`
[INFO] [stdout] 66c9c308059e618e2f1c6c39a65dfe1da8dda252604a71203a9f5cce47756b92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0ee3770c007161fe72b4c70533a6e263980e3ce0e91ff25bca9f05b5aa9319d
[INFO] running `Command { std: "docker" "start" "-a" "d0ee3770c007161fe72b4c70533a6e263980e3ce0e91ff25bca9f05b5aa9319d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling regex-lite v0.1.6
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling inventory v0.3.20
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking libloading v0.8.8
[INFO] [stderr]     Checking my_port v0.1.0 (/opt/rustwide/workdir/rust_src/my_port)
[INFO] [stderr]    Compiling rustler v0.36.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling rustler_codegen v0.36.2
[INFO] [stderr]     Checking my_nif v0.1.0 (/opt/rustwide/workdir/rust_src/my_nif)
[INFO] [stdout] warning: unused imports: `Encoder`, `Env`, `NifResult`, and `Term`
[INFO] [stdout]  --> rust_src/my_nif/src/lib.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rustler::{Env, Term, NifResult, Encoder};
[INFO] [stdout]   |               ^^^  ^^^^  ^^^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `rustler_init::explicit_nif_functions`: Passing NIF functions explicitly is deprecated and this argument is ignored, please remove it
[INFO] [stdout]   --> rust_src/my_nif/src/lib.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | rustler::init!("my_nif", [add]);
[INFO] [stdout]    |                          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Encoder`, `Env`, `NifResult`, and `Term`
[INFO] [stdout]  --> rust_src/my_nif/src/lib.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rustler::{Env, Term, NifResult, Encoder};
[INFO] [stdout]   |               ^^^  ^^^^  ^^^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `rustler_init::explicit_nif_functions`: Passing NIF functions explicitly is deprecated and this argument is ignored, please remove it
[INFO] [stdout]   --> rust_src/my_nif/src/lib.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | rustler::init!("my_nif", [add]);
[INFO] [stdout]    |                          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.19s
[INFO] running `Command { std: "docker" "inspect" "d0ee3770c007161fe72b4c70533a6e263980e3ce0e91ff25bca9f05b5aa9319d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0ee3770c007161fe72b4c70533a6e263980e3ce0e91ff25bca9f05b5aa9319d", kill_on_drop: false }`
[INFO] [stdout] d0ee3770c007161fe72b4c70533a6e263980e3ce0e91ff25bca9f05b5aa9319d