[INFO] cloning repository https://github.com/rust-cc/rc_demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-cc/rc_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-cc%2Frc_demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-cc%2Frc_demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9132cc0bfdd805272a556434cb545815dfe4e6b4
[INFO] testing rust-cc/rc_demo against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-cc%2Frc_demo" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rust-cc/rc_demo
[INFO] finished tweaking git repo https://github.com/rust-cc/rc_demo
[INFO] tweaked toml for git repo https://github.com/rust-cc/rc_demo written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rust-cc/rc_demo on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rust-cc/rc_demo 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cfg-if v0.1.10
[INFO] [stderr]   Downloaded c2-chacha v0.2.3
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.6
[INFO] [stderr]   Downloaded rand_chacha v0.2.1
[INFO] [stderr]   Downloaded getrandom v0.1.12
[INFO] [stderr]   Downloaded wasi v0.7.0
[INFO] [stderr]   Downloaded rand v0.7.2
[INFO] [stderr]   Downloaded libc v0.2.65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e028411834cc298e1c73c3cb287343dbb58b1e1fd8f733bab8970d6c1911da9
[INFO] running `Command { std: "docker" "start" "-a" "2e028411834cc298e1c73c3cb287343dbb58b1e1fd8f733bab8970d6c1911da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e028411834cc298e1c73c3cb287343dbb58b1e1fd8f733bab8970d6c1911da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e028411834cc298e1c73c3cb287343dbb58b1e1fd8f733bab8970d6c1911da9", kill_on_drop: false }`
[INFO] [stdout] 2e028411834cc298e1c73c3cb287343dbb58b1e1fd8f733bab8970d6c1911da9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e78524a947447d2e7e22ff721a5aba25ac607ee597a4354af13080f103a703c
[INFO] running `Command { std: "docker" "start" "-a" "7e78524a947447d2e7e22ff721a5aba25ac607ee597a4354af13080f103a703c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling ecc_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `add_inverse` is never used
[INFO] [stdout]    --> src/curve.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub trait Inverse {
[INFO] [stdout]     |           ------- method in this trait
[INFO] [stdout] 101 |     fn add_inverse(&self) -> Self;
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.62s
[INFO] running `Command { std: "docker" "inspect" "7e78524a947447d2e7e22ff721a5aba25ac607ee597a4354af13080f103a703c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e78524a947447d2e7e22ff721a5aba25ac607ee597a4354af13080f103a703c", kill_on_drop: false }`
[INFO] [stdout] 7e78524a947447d2e7e22ff721a5aba25ac607ee597a4354af13080f103a703c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eceebc50f7642c02db14d0d23670c223691a856a4b0a5b403c3796d84dff944f
[INFO] running `Command { std: "docker" "start" "-a" "eceebc50f7642c02db14d0d23670c223691a856a4b0a5b403c3796d84dff944f", kill_on_drop: false }`
[INFO] [stderr]    Compiling ecc_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `add_inverse` is never used
[INFO] [stdout]    --> src/curve.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub trait Inverse {
[INFO] [stdout]     |           ------- method in this trait
[INFO] [stdout] 101 |     fn add_inverse(&self) -> Self;
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "eceebc50f7642c02db14d0d23670c223691a856a4b0a5b403c3796d84dff944f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eceebc50f7642c02db14d0d23670c223691a856a4b0a5b403c3796d84dff944f", kill_on_drop: false }`
[INFO] [stdout] eceebc50f7642c02db14d0d23670c223691a856a4b0a5b403c3796d84dff944f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 70e368dfb5a2dea52206bb5bd7fdea6c97ef6694636badbaaae21dd58d24f658
[INFO] running `Command { std: "docker" "start" "-a" "70e368dfb5a2dea52206bb5bd7fdea6c97ef6694636badbaaae21dd58d24f658", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: method `add_inverse` is never used
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/curve.rs:101:8
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 100 | pub trait Inverse {
[INFO] [stdout] 
[INFO] [stderr]     |           ------- method in this trait
[INFO] [stderr] 101 |     fn add_inverse(&self) -> Self;
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ecc_demo` (bin "ecc_demo" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ecc_demo-54778613a4efc676)
[INFO] running `Command { std: "docker" "inspect" "70e368dfb5a2dea52206bb5bd7fdea6c97ef6694636badbaaae21dd58d24f658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70e368dfb5a2dea52206bb5bd7fdea6c97ef6694636badbaaae21dd58d24f658", kill_on_drop: false }`
[INFO] [stdout] 70e368dfb5a2dea52206bb5bd7fdea6c97ef6694636badbaaae21dd58d24f658