[INFO] crate cargo2 0.2.2 is already in cache [INFO] extracting crate cargo2 0.2.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/cargo2/0.2.2 [INFO] extracting crate cargo2 0.2.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cargo2/0.2.2 [INFO] validating manifest of cargo2-0.2.2 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 cargo2-0.2.2 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 cargo2-0.2.2 [INFO] finished frobbing cargo2-0.2.2 [INFO] frobbed toml for cargo2-0.2.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/cargo2/0.2.2/Cargo.toml [INFO] started frobbing cargo2-0.2.2 [INFO] finished frobbing cargo2-0.2.2 [INFO] frobbed toml for cargo2-0.2.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cargo2/0.2.2/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 cargo2-0.2.2 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cargo2/0.2.2:/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] f23a88bfe5dcc37a20ee38a6c56ae8b289240fa9fb4f3b9c91e72594f3e5014d [INFO] running `"docker" "start" "-a" "f23a88bfe5dcc37a20ee38a6c56ae8b289240fa9fb4f3b9c91e72594f3e5014d"` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Compiling cargo2 v0.2.2 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `serde` [INFO] [stderr] --> src/metadata.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use serde; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `m` [INFO] [stderr] --> src/main.rs:31:25 [INFO] [stderr] | [INFO] [stderr] 31 | ("bundle", Some(m)) => {} [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_m` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `m` [INFO] [stderr] --> src/main.rs:32:24 [INFO] [stderr] | [INFO] [stderr] 32 | ("check", Some(m)) => {} [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_m` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `entry` [INFO] [stderr] --> src/license.rs:28:13 [INFO] [stderr] | [INFO] [stderr] 28 | let entry = license_map [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_entry` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/license.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | let mut parts = split_license(license); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `check_licenses` [INFO] [stderr] --> src/license.rs:38:1 [INFO] [stderr] | [INFO] [stderr] 38 | pub fn check_licenses() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `bundle_licenses` [INFO] [stderr] --> src/license.rs:41:1 [INFO] [stderr] | [INFO] [stderr] 41 | pub fn bundle_licenses() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `split_multiple` [INFO] [stderr] --> src/util.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn split_multiple() {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.33s [INFO] running `"docker" "inspect" "f23a88bfe5dcc37a20ee38a6c56ae8b289240fa9fb4f3b9c91e72594f3e5014d"` [INFO] running `"docker" "rm" "-f" "f23a88bfe5dcc37a20ee38a6c56ae8b289240fa9fb4f3b9c91e72594f3e5014d"` [INFO] [stdout] f23a88bfe5dcc37a20ee38a6c56ae8b289240fa9fb4f3b9c91e72594f3e5014d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cargo2/0.2.2:/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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 83c112120867cb2c3ec3be3c8baf9c5172e63d7f2d2b7517b8b803c493530d9c [INFO] running `"docker" "start" "-a" "83c112120867cb2c3ec3be3c8baf9c5172e63d7f2d2b7517b8b803c493530d9c"` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Compiling cargo2 v0.2.2 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `serde` [INFO] [stderr] --> src/metadata.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use serde; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `m` [INFO] [stderr] --> src/main.rs:31:25 [INFO] [stderr] | [INFO] [stderr] 31 | ("bundle", Some(m)) => {} [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_m` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `m` [INFO] [stderr] --> src/main.rs:32:24 [INFO] [stderr] | [INFO] [stderr] 32 | ("check", Some(m)) => {} [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_m` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `entry` [INFO] [stderr] --> src/license.rs:28:13 [INFO] [stderr] | [INFO] [stderr] 28 | let entry = license_map [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_entry` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/license.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | let mut parts = split_license(license); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `check_licenses` [INFO] [stderr] --> src/license.rs:38:1 [INFO] [stderr] | [INFO] [stderr] 38 | pub fn check_licenses() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `bundle_licenses` [INFO] [stderr] --> src/license.rs:41:1 [INFO] [stderr] | [INFO] [stderr] 41 | pub fn bundle_licenses() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `split_multiple` [INFO] [stderr] --> src/util.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn split_multiple() {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.70s [INFO] running `"docker" "inspect" "83c112120867cb2c3ec3be3c8baf9c5172e63d7f2d2b7517b8b803c493530d9c"` [INFO] running `"docker" "rm" "-f" "83c112120867cb2c3ec3be3c8baf9c5172e63d7f2d2b7517b8b803c493530d9c"` [INFO] [stdout] 83c112120867cb2c3ec3be3c8baf9c5172e63d7f2d2b7517b8b803c493530d9c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cargo2/0.2.2:/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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 550abbf6f73d3a5a5a52d84c615a07dec9dd6122ac5dd9a2fb3e0893f96043c6 [INFO] running `"docker" "start" "-a" "550abbf6f73d3a5a5a52d84c615a07dec9dd6122ac5dd9a2fb3e0893f96043c6"` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/crater/target/debug/deps/cargo2-372a047edd7bac4e [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" "550abbf6f73d3a5a5a52d84c615a07dec9dd6122ac5dd9a2fb3e0893f96043c6"` [INFO] running `"docker" "rm" "-f" "550abbf6f73d3a5a5a52d84c615a07dec9dd6122ac5dd9a2fb3e0893f96043c6"` [INFO] [stdout] 550abbf6f73d3a5a5a52d84c615a07dec9dd6122ac5dd9a2fb3e0893f96043c6