[INFO] updating cached repository https://github.com/McFranko/FrankocoinCore
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/McFranko/FrankocoinCore
[INFO] [stderr]    8c715db..708f1a9  master     -> master
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 708f1a9519685e7f01387504af3a900bf23b3704
[INFO] checking McFranko/FrankocoinCore against try#85cc1486e1f000dce4bb8e1b3cfab2b654b102a8 for pr-73323
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMcFranko%2FFrankocoinCore" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/McFranko/FrankocoinCore on toolchain 85cc1486e1f000dce4bb8e1b3cfab2b654b102a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/McFranko/FrankocoinCore
[INFO] finished tweaking git repo https://github.com/McFranko/FrankocoinCore
[INFO] tweaked toml for git repo https://github.com/McFranko/FrankocoinCore written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/McFranko/FrankocoinCore already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/mcfranko/ed25519-dalek`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f6a2b0c9641a9aa70edcbafe2e56739a5a22b469588aaf096dab53dbc4fa0792
[INFO] running `Command { std: "docker" "start" "-a" "f6a2b0c9641a9aa70edcbafe2e56739a5a22b469588aaf096dab53dbc4fa0792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6a2b0c9641a9aa70edcbafe2e56739a5a22b469588aaf096dab53dbc4fa0792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a2b0c9641a9aa70edcbafe2e56739a5a22b469588aaf096dab53dbc4fa0792", kill_on_drop: false }`
[INFO] [stdout] f6a2b0c9641a9aa70edcbafe2e56739a5a22b469588aaf096dab53dbc4fa0792
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5eaf90e4960ffa6e4f91a1337b9d8916adefa0ab3df199763a900358b417af89
[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" "5eaf90e4960ffa6e4f91a1337b9d8916adefa0ab3df199763a900358b417af89", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.3 (https://github.com/mcfranko/ed25519-dalek#c1c715a7)
[INFO] [stderr]     Checking Frankocoin-Core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/frankolang/mod.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | /     loop {
[INFO] [stdout] 13 | |         match codeSegment.currentInstruction() {
[INFO] [stdout] 14 | |             0x02 => { return true }
[INFO] [stdout] 15 | |
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |         codeSegment.moveIntructionPointerForward();
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 28 |       return true;
[INFO] [stdout]    |       ^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dryrun`
[INFO] [stdout]  --> src/frankolang/mod.rs:6:41
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn interpretFrankolang(code: &[u8], dryrun: bool) -> bool {
[INFO] [stdout]   |                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_dryrun`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/frankolang/mod.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | /     loop {
[INFO] [stdout] 13 | |         match codeSegment.currentInstruction() {
[INFO] [stdout] 14 | |             0x02 => { return true }
[INFO] [stdout] 15 | |
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |         codeSegment.moveIntructionPointerForward();
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 28 |       return true;
[INFO] [stdout]    |       ^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]   --> src/frankolang/mod.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     start: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end`
[INFO] [stdout]   --> src/frankolang/mod.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     end: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dryrun`
[INFO] [stdout]  --> src/frankolang/mod.rs:6:41
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn interpretFrankolang(code: &[u8], dryrun: bool) -> bool {
[INFO] [stdout]   |                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_dryrun`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]   --> src/frankolang/mod.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     start: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end`
[INFO] [stdout]   --> src/frankolang/mod.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     end: usize,
[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 7.85s
[INFO] running `Command { std: "docker" "inspect" "5eaf90e4960ffa6e4f91a1337b9d8916adefa0ab3df199763a900358b417af89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eaf90e4960ffa6e4f91a1337b9d8916adefa0ab3df199763a900358b417af89", kill_on_drop: false }`
[INFO] [stdout] 5eaf90e4960ffa6e4f91a1337b9d8916adefa0ab3df199763a900358b417af89