[INFO] cloning repository https://github.com/genonullfree/cryptopals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/genonullfree/cryptopals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenonullfree%2Fcryptopals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenonullfree%2Fcryptopals'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 16ae7a555c00f044ffcddb6ae3d874127ef57869 [INFO] checking genonullfree/cryptopals against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenonullfree%2Fcryptopals" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/genonullfree/cryptopals on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/genonullfree/cryptopals [INFO] finished tweaking git repo https://github.com/genonullfree/cryptopals [INFO] tweaked toml for git repo https://github.com/genonullfree/cryptopals written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/genonullfree/cryptopals already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded hex v0.4.2 [INFO] [stderr] Downloaded clap v2.33.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8e6f5138ee61a95dcb4e0acfbf97462456052471b27f905d3e2f301df2c69c4e [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" "8e6f5138ee61a95dcb4e0acfbf97462456052471b27f905d3e2f301df2c69c4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8e6f5138ee61a95dcb4e0acfbf97462456052471b27f905d3e2f301df2c69c4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e6f5138ee61a95dcb4e0acfbf97462456052471b27f905d3e2f301df2c69c4e", kill_on_drop: false }` [INFO] [stdout] 8e6f5138ee61a95dcb4e0acfbf97462456052471b27f905d3e2f301df2c69c4e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3624a98600f047ba4507b6eb21e27534c098adb4212a37da7c3682fa3e62c551 [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" "3624a98600f047ba4507b6eb21e27534c098adb4212a37da7c3682fa3e62c551", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking hex v0.4.2 [INFO] [stderr] Checking frequency_analysis v0.1.0 (https://github.com/genonullfree/frequency_analysis.git#f2593f9d) [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.2 [INFO] [stderr] Checking cpals v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:45:17 [INFO] [stdout] | [INFO] [stdout] 45 | let mut s: String = plaintext.into_iter().map(|c| c as char).collect(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | let mut k: String = key.into_iter().map(|c| c as char).collect(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `xor` [INFO] [stdout] --> src/xor.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn xor(mut a: Vec, mut b: Vec) -> Vec { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_key_size` [INFO] [stdout] --> src/xor.rs:180:8 [INFO] [stdout] | [INFO] [stdout] 180 | pub fn find_key_size(a: &Vec) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `hamming` [INFO] [stdout] --> src/xor.rs:213:4 [INFO] [stdout] | [INFO] [stdout] 213 | fn hamming(a: Vec, b: Vec) -> u64 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:45:17 [INFO] [stdout] | [INFO] [stdout] 45 | let mut s: String = plaintext.into_iter().map(|c| c as char).collect(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | let mut k: String = key.into_iter().map(|c| c as char).collect(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `xor` [INFO] [stdout] --> src/xor.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn xor(mut a: Vec, mut b: Vec) -> Vec { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_key_size` [INFO] [stdout] --> src/xor.rs:180:8 [INFO] [stdout] | [INFO] [stdout] 180 | pub fn find_key_size(a: &Vec) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `hamming` [INFO] [stdout] --> src/xor.rs:213:4 [INFO] [stdout] | [INFO] [stdout] 213 | fn hamming(a: Vec, b: Vec) -> u64 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.59s [INFO] running `Command { std: "docker" "inspect" "3624a98600f047ba4507b6eb21e27534c098adb4212a37da7c3682fa3e62c551", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3624a98600f047ba4507b6eb21e27534c098adb4212a37da7c3682fa3e62c551", kill_on_drop: false }` [INFO] [stdout] 3624a98600f047ba4507b6eb21e27534c098adb4212a37da7c3682fa3e62c551