[INFO] cloning repository https://github.com/INDA23PlusPlus/simonju-strings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/INDA23PlusPlus/simonju-strings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FINDA23PlusPlus%2Fsimonju-strings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FINDA23PlusPlus%2Fsimonju-strings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ba7f5d204ca9da97b922b8e80df17bfd9726b37
[INFO] checking INDA23PlusPlus/simonju-strings against try#8a0378607d6b34c242e3bfa75554871be641864b for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FINDA23PlusPlus%2Fsimonju-strings" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/INDA23PlusPlus/simonju-strings
[INFO] finished tweaking git repo https://github.com/INDA23PlusPlus/simonju-strings
[INFO] tweaked toml for git repo https://github.com/INDA23PlusPlus/simonju-strings written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/INDA23PlusPlus/simonju-strings on toolchain 8a0378607d6b34c242e3bfa75554871be641864b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/INDA23PlusPlus/simonju-strings already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f0174606069e38839a3d7ebded18df908dd222acd6bec209fe72119c66c70de
[INFO] running `Command { std: "docker" "start" "-a" "4f0174606069e38839a3d7ebded18df908dd222acd6bec209fe72119c66c70de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f0174606069e38839a3d7ebded18df908dd222acd6bec209fe72119c66c70de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f0174606069e38839a3d7ebded18df908dd222acd6bec209fe72119c66c70de", kill_on_drop: false }`
[INFO] [stdout] 4f0174606069e38839a3d7ebded18df908dd222acd6bec209fe72119c66c70de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6944783a89c1a251b1323acfd494eeaf676fc0d9fe6b60e0c29e5c47b7e3650
[INFO] running `Command { std: "docker" "start" "-a" "c6944783a89c1a251b1323acfd494eeaf676fc0d9fe6b60e0c29e5c47b7e3650", kill_on_drop: false }`
[INFO] [stderr]     Checking strings v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `string_matching` is never used
[INFO] [stdout]  --> src/string_matching.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn string_matching() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PRIME` is never used
[INFO] [stdout]  --> src/string_hashing.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | const PRIME: u128 = 769; // Low collision prime.
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MODULO` is never used
[INFO] [stdout]  --> src/string_hashing.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | const MODULO: u128 = 12_055_296_811_267; // more digits <=> more test cases passed
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SIZE` is never used
[INFO] [stdout]  --> src/string_hashing.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const SIZE: usize = 300_000;
[INFO] [stdout]   |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `POWERS` is never used
[INFO] [stdout]  --> src/string_hashing.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const POWERS: [u128; SIZE] = {
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `HASHES` is never used
[INFO] [stdout]   --> src/string_hashing.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | static mut HASHES: [u128; SIZE + 1] = [0; SIZE + 1];
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `string_hashing` is never used
[INFO] [stdout]   --> src/string_hashing.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn string_hashing() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `radio_transmissions` is never used
[INFO] [stdout]  --> src/radio_transmissions.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn radio_transmissions() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `string_matching` is never used
[INFO] [stdout]  --> src/string_matching.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn string_matching() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PRIME` is never used
[INFO] [stdout]  --> src/string_hashing.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | const PRIME: u128 = 769; // Low collision prime.
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MODULO` is never used
[INFO] [stdout]  --> src/string_hashing.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | const MODULO: u128 = 12_055_296_811_267; // more digits <=> more test cases passed
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SIZE` is never used
[INFO] [stdout]  --> src/string_hashing.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const SIZE: usize = 300_000;
[INFO] [stdout]   |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `POWERS` is never used
[INFO] [stdout]  --> src/string_hashing.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const POWERS: [u128; SIZE] = {
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `HASHES` is never used
[INFO] [stdout]   --> src/string_hashing.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | static mut HASHES: [u128; SIZE + 1] = [0; SIZE + 1];
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `string_hashing` is never used
[INFO] [stdout]   --> src/string_hashing.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn string_hashing() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `radio_transmissions` is never used
[INFO] [stdout]  --> src/radio_transmissions.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn radio_transmissions() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "c6944783a89c1a251b1323acfd494eeaf676fc0d9fe6b60e0c29e5c47b7e3650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6944783a89c1a251b1323acfd494eeaf676fc0d9fe6b60e0c29e5c47b7e3650", kill_on_drop: false }`
[INFO] [stdout] c6944783a89c1a251b1323acfd494eeaf676fc0d9fe6b60e0c29e5c47b7e3650