[INFO] cloning repository https://github.com/berinaniesh/sha256-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/berinaniesh/sha256-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberinaniesh%2Fsha256-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberinaniesh%2Fsha256-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7ef699a3ac85d2b0808e8be67448bde16467670
[INFO] testing berinaniesh/sha256-rust against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberinaniesh%2Fsha256-rust" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/berinaniesh/sha256-rust on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/berinaniesh/sha256-rust
[INFO] finished tweaking git repo https://github.com/berinaniesh/sha256-rust
[INFO] tweaked toml for git repo https://github.com/berinaniesh/sha256-rust written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/berinaniesh/sha256-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f0da1ba80a18151b6a09784d84e20669b1d03127de3974770f4977a63a0e37a
[INFO] running `Command { std: "docker" "start" "-a" "6f0da1ba80a18151b6a09784d84e20669b1d03127de3974770f4977a63a0e37a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f0da1ba80a18151b6a09784d84e20669b1d03127de3974770f4977a63a0e37a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f0da1ba80a18151b6a09784d84e20669b1d03127de3974770f4977a63a0e37a", kill_on_drop: false }`
[INFO] [stdout] 6f0da1ba80a18151b6a09784d84e20669b1d03127de3974770f4977a63a0e37a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ef4123e40b7b19b6e1d084e920febd9905ea743e78866ac38adc7e332dec39c
[INFO] running `Command { std: "docker" "start" "-a" "3ef4123e40b7b19b6e1d084e920febd9905ea743e78866ac38adc7e332dec39c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sha256sum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::constants`
[INFO] [stdout]  --> src/calc_sum.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::constants;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/calc_sum.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/calc_sum.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | /     match file_result {
[INFO] [stdout] 10 | |         Ok(x) => {
[INFO] [stdout] 11 | |             
[INFO] [stdout] 12 | |             return "Hello".to_string();
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |         }
[INFO] [stdout] 19 | |     }
[INFO] [stdout]    | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout] 20 | 
[INFO] [stdout] 21 |       "".to_string()
[INFO] [stdout]    |       ^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/calc_sum.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |         Ok(x) => {
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `H`
[INFO] [stdout]  --> src/constants.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / pub const H: [u32; 8] = 
[INFO] [stdout] 5 | |     [
[INFO] [stdout] 6 | |         0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a, 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19,
[INFO] [stdout] 7 | |     ];
[INFO] [stdout]   | |______^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `K`
[INFO] [stdout]   --> src/constants.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pub const K: [u32; 64] = 
[INFO] [stdout] 11 | |     [
[INFO] [stdout] 12 | |         0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
[INFO] [stdout] 13 | |         0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |         0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2,
[INFO] [stdout] 20 | |     ];
[INFO] [stdout]    | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "3ef4123e40b7b19b6e1d084e920febd9905ea743e78866ac38adc7e332dec39c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef4123e40b7b19b6e1d084e920febd9905ea743e78866ac38adc7e332dec39c", kill_on_drop: false }`
[INFO] [stdout] 3ef4123e40b7b19b6e1d084e920febd9905ea743e78866ac38adc7e332dec39c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b558223b26ac4bb4831e89234fa7cf14f03e607f6ac9fa71e21ff8d4b7c4bf5
[INFO] running `Command { std: "docker" "start" "-a" "0b558223b26ac4bb4831e89234fa7cf14f03e607f6ac9fa71e21ff8d4b7c4bf5", kill_on_drop: false }`
[INFO] [stderr]    Compiling sha256sum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::constants`
[INFO] [stdout]  --> src/calc_sum.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::constants;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/calc_sum.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/calc_sum.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | /     match file_result {
[INFO] [stdout] 10 | |         Ok(x) => {
[INFO] [stdout] 11 | |             
[INFO] [stdout] 12 | |             return "Hello".to_string();
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |         }
[INFO] [stdout] 19 | |     }
[INFO] [stdout]    | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout] 20 | 
[INFO] [stdout] 21 |       "".to_string()
[INFO] [stdout]    |       ^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/calc_sum.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |         Ok(x) => {
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `H`
[INFO] [stdout]  --> src/constants.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / pub const H: [u32; 8] = 
[INFO] [stdout] 5 | |     [
[INFO] [stdout] 6 | |         0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a, 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19,
[INFO] [stdout] 7 | |     ];
[INFO] [stdout]   | |______^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `K`
[INFO] [stdout]   --> src/constants.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pub const K: [u32; 64] = 
[INFO] [stdout] 11 | |     [
[INFO] [stdout] 12 | |         0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
[INFO] [stdout] 13 | |         0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |         0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2,
[INFO] [stdout] 20 | |     ];
[INFO] [stdout]    | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/sha256sum-399c7afa60c5efa2)
[INFO] running `Command { std: "docker" "inspect" "0b558223b26ac4bb4831e89234fa7cf14f03e607f6ac9fa71e21ff8d4b7c4bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b558223b26ac4bb4831e89234fa7cf14f03e607f6ac9fa71e21ff8d4b7c4bf5", kill_on_drop: false }`
[INFO] [stdout] 0b558223b26ac4bb4831e89234fa7cf14f03e607f6ac9fa71e21ff8d4b7c4bf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cda4faf8e8dda7bb6ccf614532fd0f633e9436af8c7bc1e7c621732db97bdb57
[INFO] running `Command { std: "docker" "start" "-a" "cda4faf8e8dda7bb6ccf614532fd0f633e9436af8c7bc1e7c621732db97bdb57", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::constants`
[INFO] [stderr]  --> src/calc_sum.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::constants;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]  --> src/calc_sum.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::Read;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/calc_sum.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 9  | /     match file_result {
[INFO] [stderr] 10 | |         Ok(x) => {
[INFO] [stderr] 11 | |             
[INFO] [stderr] 12 | |             return "Hello".to_string();
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |         }
[INFO] [stderr] 19 | |     }
[INFO] [stderr]    | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stderr] 20 | 
[INFO] [stderr] 21 |       "".to_string()
[INFO] [stderr]    |       ^^^^^^^^^^^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/calc_sum.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 |         Ok(x) => {
[INFO] [stderr]    |            ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `H`
[INFO] [stderr]  --> src/constants.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | / pub const H: [u32; 8] = 
[INFO] [stderr] 5 | |     [
[INFO] [stderr] 6 | |         0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a, 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19,
[INFO] [stderr] 7 | |     ];
[INFO] [stderr]   | |______^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `K`
[INFO] [stderr]   --> src/constants.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / pub const K: [u32; 64] = 
[INFO] [stderr] 11 | |     [
[INFO] [stderr] 12 | |         0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
[INFO] [stderr] 13 | |         0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |         0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2,
[INFO] [stderr] 20 | |     ];
[INFO] [stderr]    | |______^
[INFO] [stderr] 
[INFO] [stderr] warning: `sha256sum` (bin "sha256sum" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sha256sum-399c7afa60c5efa2)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cda4faf8e8dda7bb6ccf614532fd0f633e9436af8c7bc1e7c621732db97bdb57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda4faf8e8dda7bb6ccf614532fd0f633e9436af8c7bc1e7c621732db97bdb57", kill_on_drop: false }`
[INFO] [stdout] cda4faf8e8dda7bb6ccf614532fd0f633e9436af8c7bc1e7c621732db97bdb57