[INFO] cloning repository https://github.com/DiesDasJenes/rust-minimal-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DiesDasJenes/rust-minimal-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiesDasJenes%2Frust-minimal-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiesDasJenes%2Frust-minimal-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd33d2d96cbda1a79318ec2c4172e660df931096
[INFO] testing DiesDasJenes/rust-minimal-example against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiesDasJenes%2Frust-minimal-example" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DiesDasJenes/rust-minimal-example on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DiesDasJenes/rust-minimal-example
[INFO] finished tweaking git repo https://github.com/DiesDasJenes/rust-minimal-example
[INFO] tweaked toml for git repo https://github.com/DiesDasJenes/rust-minimal-example written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/DiesDasJenes/rust-minimal-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5759302e63cd501366537f2e8ad59131bd41b3041a10fff8bb67c9d2aec1bdd5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5759302e63cd501366537f2e8ad59131bd41b3041a10fff8bb67c9d2aec1bdd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5759302e63cd501366537f2e8ad59131bd41b3041a10fff8bb67c9d2aec1bdd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5759302e63cd501366537f2e8ad59131bd41b3041a10fff8bb67c9d2aec1bdd5", kill_on_drop: false }`
[INFO] [stdout] 5759302e63cd501366537f2e8ad59131bd41b3041a10fff8bb67c9d2aec1bdd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 674eda66943f93d989d025ab3b3ca5b52c179925b4741c38f194c6cff3c4780a
[INFO] running `Command { std: "docker" "start" "-a" "674eda66943f93d989d025ab3b3ca5b52c179925b4741c38f194c6cff3c4780a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-minimal-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "674eda66943f93d989d025ab3b3ca5b52c179925b4741c38f194c6cff3c4780a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "674eda66943f93d989d025ab3b3ca5b52c179925b4741c38f194c6cff3c4780a", kill_on_drop: false }`
[INFO] [stdout] 674eda66943f93d989d025ab3b3ca5b52c179925b4741c38f194c6cff3c4780a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 893d3375f29ff35b4e41b30afe0dcaeb9f26dd0e067270709f9488bff201cf52
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "893d3375f29ff35b4e41b30afe0dcaeb9f26dd0e067270709f9488bff201cf52", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-minimal-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `basic_test`
[INFO] [stdout]  --> tests/test_main.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn basic_test() {
[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 1.24s
[INFO] running `Command { std: "docker" "inspect" "893d3375f29ff35b4e41b30afe0dcaeb9f26dd0e067270709f9488bff201cf52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "893d3375f29ff35b4e41b30afe0dcaeb9f26dd0e067270709f9488bff201cf52", kill_on_drop: false }`
[INFO] [stdout] 893d3375f29ff35b4e41b30afe0dcaeb9f26dd0e067270709f9488bff201cf52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f4f246227ded384af4d093b9415f161bb0c0d4c2a8ba730de4dbaee90536203e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f4f246227ded384af4d093b9415f161bb0c0d4c2a8ba730de4dbaee90536203e", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `basic_test`
[INFO] [stderr]  --> tests/test_main.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn basic_test() {
[INFO] [stderr]   |    ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_minimal_example-08dd38343d3f391b
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_main-8c32f00f088534a2
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f4f246227ded384af4d093b9415f161bb0c0d4c2a8ba730de4dbaee90536203e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4f246227ded384af4d093b9415f161bb0c0d4c2a8ba730de4dbaee90536203e", kill_on_drop: false }`
[INFO] [stdout] f4f246227ded384af4d093b9415f161bb0c0d4c2a8ba730de4dbaee90536203e