[INFO] crate forge 0.1.0 is already in cache
[INFO] extracting crate forge 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/forge/0.1.0
[INFO] extracting crate forge 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/forge/0.1.0
[INFO] validating manifest of forge-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of forge-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing forge-0.1.0
[INFO] finished frobbing forge-0.1.0
[INFO] frobbed toml for forge-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/forge/0.1.0/Cargo.toml
[INFO] started frobbing forge-0.1.0
[INFO] finished frobbing forge-0.1.0
[INFO] frobbed toml for forge-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/forge/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing forge-0.1.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/forge/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] cb43525a27ac52bf7e8bee726d59b294b9592d862b48b157106561c5f6bd3e36
[INFO] running `"docker" "start" "-a" "cb43525a27ac52bf7e8bee726d59b294b9592d862b48b157106561c5f6bd3e36"`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling forge v0.1.0 (/opt/crater/workdir)
[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:19:1
[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:23:1
[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: method is never used: `verbose`
[INFO] [stderr]   --> src/cli.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn verbose(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `version`
[INFO] [stderr]   --> src/cli.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn version(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.29s
[INFO] running `"docker" "inspect" "cb43525a27ac52bf7e8bee726d59b294b9592d862b48b157106561c5f6bd3e36"`
[INFO] running `"docker" "rm" "-f" "cb43525a27ac52bf7e8bee726d59b294b9592d862b48b157106561c5f6bd3e36"`
[INFO] [stdout] cb43525a27ac52bf7e8bee726d59b294b9592d862b48b157106561c5f6bd3e36
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/forge/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7a8ed1543333031897a8380e3baca5e1325fd9e9c4f35cb51af15e12787dbb6f
[INFO] running `"docker" "start" "-a" "7a8ed1543333031897a8380e3baca5e1325fd9e9c4f35cb51af15e12787dbb6f"`
[INFO] [stderr]    Compiling forge v0.1.0 (/opt/crater/workdir)
[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:19:1
[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:23:1
[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: method is never used: `verbose`
[INFO] [stderr]   --> src/cli.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn verbose(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `version`
[INFO] [stderr]   --> src/cli.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn version(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "7a8ed1543333031897a8380e3baca5e1325fd9e9c4f35cb51af15e12787dbb6f"`
[INFO] running `"docker" "rm" "-f" "7a8ed1543333031897a8380e3baca5e1325fd9e9c4f35cb51af15e12787dbb6f"`
[INFO] [stdout] 7a8ed1543333031897a8380e3baca5e1325fd9e9c4f35cb51af15e12787dbb6f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/forge/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] c70c9e8f0d5df35fafe26bf2379c1be2187f9d2396c47065d59c8d4fea28caa5
[INFO] running `"docker" "start" "-a" "c70c9e8f0d5df35fafe26bf2379c1be2187f9d2396c47065d59c8d4fea28caa5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/forge-d7c2fd8da74495e2
[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 `"docker" "inspect" "c70c9e8f0d5df35fafe26bf2379c1be2187f9d2396c47065d59c8d4fea28caa5"`
[INFO] running `"docker" "rm" "-f" "c70c9e8f0d5df35fafe26bf2379c1be2187f9d2396c47065d59c8d4fea28caa5"`
[INFO] [stdout] c70c9e8f0d5df35fafe26bf2379c1be2187f9d2396c47065d59c8d4fea28caa5