[INFO] fetching crate forge 0.1.0...
[INFO] testing forge-0.1.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate forge 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate forge 0.1.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate forge 0.1.0
[INFO] finished tweaking crates.io crate forge 0.1.0
[INFO] tweaked toml for crates.io crate forge 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 748494cdc45a6fd8501a8671b62ee40d8a6080d8f9a464fe259fb0e3983e77ab
[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" "748494cdc45a6fd8501a8671b62ee40d8a6080d8f9a464fe259fb0e3983e77ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "748494cdc45a6fd8501a8671b62ee40d8a6080d8f9a464fe259fb0e3983e77ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "748494cdc45a6fd8501a8671b62ee40d8a6080d8f9a464fe259fb0e3983e77ab", kill_on_drop: false }`
[INFO] [stdout] 748494cdc45a6fd8501a8671b62ee40d8a6080d8f9a464fe259fb0e3983e77ab
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3038c7778f4a4d9100de1185b3a4e8bf2ad661628e700e81055f58d105cc7f95
[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" "3038c7778f4a4d9100de1185b3a4e8bf2ad661628e700e81055f58d105cc7f95", kill_on_drop: false }`
[INFO] [stderr]    Compiling forge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Success`
[INFO] [stdout]  --> src/log.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Success,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Warning`
[INFO] [stdout]  --> src/log.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Warning,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `success`
[INFO] [stdout]   --> src/log.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn success(s: &str) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `warn`
[INFO] [stdout]   --> src/log.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn warn(s: &str) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Cargo`
[INFO] [stdout]   --> src/cargo.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Cargo,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `verbose`
[INFO] [stdout]   --> src/cli.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn verbose(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `version`
[INFO] [stdout]   --> src/cli.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn version(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "3038c7778f4a4d9100de1185b3a4e8bf2ad661628e700e81055f58d105cc7f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3038c7778f4a4d9100de1185b3a4e8bf2ad661628e700e81055f58d105cc7f95", kill_on_drop: false }`
[INFO] [stdout] 3038c7778f4a4d9100de1185b3a4e8bf2ad661628e700e81055f58d105cc7f95
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eceb9c2b04824d8ad5679e340ef4ba993576817980e5dcc892e7ff667f69656e
[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" "eceb9c2b04824d8ad5679e340ef4ba993576817980e5dcc892e7ff667f69656e", kill_on_drop: false }`
[INFO] [stderr]    Compiling forge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Success`
[INFO] [stdout]  --> src/log.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Success,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Warning`
[INFO] [stdout]  --> src/log.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Warning,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `success`
[INFO] [stdout]   --> src/log.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn success(s: &str) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `warn`
[INFO] [stdout]   --> src/log.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn warn(s: &str) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Cargo`
[INFO] [stdout]   --> src/cargo.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Cargo,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `verbose`
[INFO] [stdout]   --> src/cli.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn verbose(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `version`
[INFO] [stdout]   --> src/cli.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn version(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "eceb9c2b04824d8ad5679e340ef4ba993576817980e5dcc892e7ff667f69656e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eceb9c2b04824d8ad5679e340ef4ba993576817980e5dcc892e7ff667f69656e", kill_on_drop: false }`
[INFO] [stdout] eceb9c2b04824d8ad5679e340ef4ba993576817980e5dcc892e7ff667f69656e
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 998ae9b15a6b551d51aedb5e6c54549c881e34b3a025f09036cc3d9379b2d57e
[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" "998ae9b15a6b551d51aedb5e6c54549c881e34b3a025f09036cc3d9379b2d57e", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `Success`
[INFO] [stderr]  --> src/log.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Success,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Warning`
[INFO] [stderr]  --> src/log.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Warning,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `success`
[INFO] [stderr]   --> src/log.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn success(s: &str) {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `warn`
[INFO] [stderr]   --> src/log.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub fn warn(s: &str) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Cargo`
[INFO] [stderr]   --> src/cargo.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Cargo,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `verbose`
[INFO] [stderr]   --> src/cli.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn verbose(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `version`
[INFO] [stderr]   --> src/cli.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn version(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/forge-e76997a5f620a90e
[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" "998ae9b15a6b551d51aedb5e6c54549c881e34b3a025f09036cc3d9379b2d57e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "998ae9b15a6b551d51aedb5e6c54549c881e34b3a025f09036cc3d9379b2d57e", kill_on_drop: false }`
[INFO] [stdout] 998ae9b15a6b551d51aedb5e6c54549c881e34b3a025f09036cc3d9379b2d57e
