[INFO] updating cached repository PhdTrollSlayer/CrabChain [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/PhdTrollSlayer/CrabChain [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/PhdTrollSlayer/CrabChain" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/PhdTrollSlayer/CrabChain"` [INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/PhdTrollSlayer/CrabChain'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/PhdTrollSlayer/CrabChain" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/PhdTrollSlayer/CrabChain"` [INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/PhdTrollSlayer/CrabChain'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 7cf9ff4289f5d2f0479e5fc0f384ca8d55f883f2 [INFO] sha for GitHub repo PhdTrollSlayer/CrabChain: 7cf9ff4289f5d2f0479e5fc0f384ca8d55f883f2 [INFO] validating manifest of PhdTrollSlayer/CrabChain on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of PhdTrollSlayer/CrabChain on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing PhdTrollSlayer/CrabChain [INFO] finished frobbing PhdTrollSlayer/CrabChain [INFO] frobbed toml for PhdTrollSlayer/CrabChain written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/PhdTrollSlayer/CrabChain/Cargo.toml [INFO] started frobbing PhdTrollSlayer/CrabChain [INFO] finished frobbing PhdTrollSlayer/CrabChain [INFO] frobbed toml for PhdTrollSlayer/CrabChain written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/PhdTrollSlayer/CrabChain/Cargo.toml [INFO] crate PhdTrollSlayer/CrabChain has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing PhdTrollSlayer/CrabChain against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/PhdTrollSlayer/CrabChain:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"` [INFO] [stdout] a7a643cbd0eb7989eb534ab47e12e0b0ce15c3a3711c75919997d383dfe1e02a [INFO] running `"docker" "start" "-a" "a7a643cbd0eb7989eb534ab47e12e0b0ce15c3a3711c75919997d383dfe1e02a"` [INFO] [stderr] Compiling cc v1.0.14 [INFO] [stderr] Compiling openssl v0.10.6 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling csv v1.0.0 [INFO] [stderr] Compiling openssl-sys v0.9.28 [INFO] [stderr] Compiling blockchain1 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `seek` [INFO] [stderr] --> src/mining.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use seek; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `find_last_block_hash` [INFO] [stderr] --> src/seek.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn find_last_block_hash() -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `find_last_block_id` [INFO] [stderr] --> src/seek.rs:28:1 [INFO] [stderr] | [INFO] [stderr] 28 | pub fn find_last_block_id() -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `last_block` [INFO] [stderr] --> src/mining.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn last_block(prev_hash: String) -> (String, String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `openssl::sha` [INFO] [stderr] --> src/new_block.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use openssl::sha; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `hex` [INFO] [stderr] --> src/new_block.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use hex; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/validator.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ptr::null` [INFO] [stderr] --> src/validator.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::ptr::null; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `seek` [INFO] [stderr] --> src/mining.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use seek; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `nonce` [INFO] [stderr] --> src/new_block.rs:18:17 [INFO] [stderr] | [INFO] [stderr] 18 | let mut nonce: i64 = 0; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_nonce` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `this_record` is never read [INFO] [stderr] --> src/validator.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/new_block.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | let mut nonce: i64 = 0; [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] Finished dev [unoptimized + debuginfo] target(s) in 21.43s [INFO] running `"docker" "inspect" "a7a643cbd0eb7989eb534ab47e12e0b0ce15c3a3711c75919997d383dfe1e02a"` [INFO] running `"docker" "rm" "-f" "a7a643cbd0eb7989eb534ab47e12e0b0ce15c3a3711c75919997d383dfe1e02a"` [INFO] [stdout] a7a643cbd0eb7989eb534ab47e12e0b0ce15c3a3711c75919997d383dfe1e02a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/PhdTrollSlayer/CrabChain:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 73b83a8a74aedb8f9b21f06f224e7d5ad268e5704de23a8521d7a14f13c1376d [INFO] running `"docker" "start" "-a" "73b83a8a74aedb8f9b21f06f224e7d5ad268e5704de23a8521d7a14f13c1376d"` [INFO] [stderr] Compiling blockchain1 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `seek` [INFO] [stderr] --> src/mining.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use seek; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `openssl::sha` [INFO] [stderr] --> src/new_block.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use openssl::sha; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `hex` [INFO] [stderr] --> src/new_block.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use hex; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/validator.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ptr::null` [INFO] [stderr] --> src/validator.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::ptr::null; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `seek` [INFO] [stderr] --> src/mining.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use seek; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `find_last_block_hash` [INFO] [stderr] --> src/seek.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn find_last_block_hash() -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `find_last_block_id` [INFO] [stderr] --> src/seek.rs:28:1 [INFO] [stderr] | [INFO] [stderr] 28 | pub fn find_last_block_id() -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `last_block` [INFO] [stderr] --> src/mining.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn last_block(prev_hash: String) -> (String, String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `nonce` [INFO] [stderr] --> src/new_block.rs:18:17 [INFO] [stderr] | [INFO] [stderr] 18 | let mut nonce: i64 = 0; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_nonce` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `this_record` is never read [INFO] [stderr] --> src/validator.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/new_block.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | let mut nonce: i64 = 0; [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] Finished dev [unoptimized + debuginfo] target(s) in 1.31s [INFO] running `"docker" "inspect" "73b83a8a74aedb8f9b21f06f224e7d5ad268e5704de23a8521d7a14f13c1376d"` [INFO] running `"docker" "rm" "-f" "73b83a8a74aedb8f9b21f06f224e7d5ad268e5704de23a8521d7a14f13c1376d"` [INFO] [stdout] 73b83a8a74aedb8f9b21f06f224e7d5ad268e5704de23a8521d7a14f13c1376d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/PhdTrollSlayer/CrabChain:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"` [INFO] [stdout] d522667b1eb9750f3eed3f32ac20f57537ff11cbd3492f3a3ee71645dc6445b4 [INFO] running `"docker" "start" "-a" "d522667b1eb9750f3eed3f32ac20f57537ff11cbd3492f3a3ee71645dc6445b4"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running /opt/crater/target/debug/deps/blockchain1-dd68a62cddcc7e81 [INFO] [stderr] Running /opt/crater/target/debug/deps/blockchain1-98bebfddd744dd72 [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] [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] Doc-tests blockchain1 [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" "d522667b1eb9750f3eed3f32ac20f57537ff11cbd3492f3a3ee71645dc6445b4"` [INFO] running `"docker" "rm" "-f" "d522667b1eb9750f3eed3f32ac20f57537ff11cbd3492f3a3ee71645dc6445b4"` [INFO] [stdout] d522667b1eb9750f3eed3f32ac20f57537ff11cbd3492f3a3ee71645dc6445b4