[INFO] cloning repository https://github.com/zargony/synacor-challenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zargony/synacor-challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzargony%2Fsynacor-challenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzargony%2Fsynacor-challenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07b7a31e7ad31202e31007eac05fe6173bf7ff60
[INFO] testing zargony/synacor-challenge against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzargony%2Fsynacor-challenge" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zargony/synacor-challenge on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zargony/synacor-challenge
[INFO] finished tweaking git repo https://github.com/zargony/synacor-challenge
[INFO] tweaked toml for git repo https://github.com/zargony/synacor-challenge written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/zargony/synacor-challenge already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 7b8af38bdfc96314b631282215b4d7c2bb3ae6fcf7da8370f2cc041845da4e6f
[INFO] running `Command { std: "docker" "start" "-a" "7b8af38bdfc96314b631282215b4d7c2bb3ae6fcf7da8370f2cc041845da4e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b8af38bdfc96314b631282215b4d7c2bb3ae6fcf7da8370f2cc041845da4e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b8af38bdfc96314b631282215b4d7c2bb3ae6fcf7da8370f2cc041845da4e6f", kill_on_drop: false }`
[INFO] [stdout] 7b8af38bdfc96314b631282215b4d7c2bb3ae6fcf7da8370f2cc041845da4e6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fdab0656c9bc73c35a2d5223bcf34a277f6a0c77e3d7282cff8a2ef4c42388e
[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" "0fdab0656c9bc73c35a2d5223bcf34a277f6a0c77e3d7282cff8a2ef4c42388e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling synacor-challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `jump`
[INFO] [stdout]    --> src/memory.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn jump(&mut self, addr: usize) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.94s
[INFO] running `Command { std: "docker" "inspect" "0fdab0656c9bc73c35a2d5223bcf34a277f6a0c77e3d7282cff8a2ef4c42388e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fdab0656c9bc73c35a2d5223bcf34a277f6a0c77e3d7282cff8a2ef4c42388e", kill_on_drop: false }`
[INFO] [stdout] 0fdab0656c9bc73c35a2d5223bcf34a277f6a0c77e3d7282cff8a2ef4c42388e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94300e5695537e664985a973ccecab8b697f246b1541f8e6db71838b917bab08
[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" "94300e5695537e664985a973ccecab8b697f246b1541f8e6db71838b917bab08", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling synacor-challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `Command { std: "docker" "inspect" "94300e5695537e664985a973ccecab8b697f246b1541f8e6db71838b917bab08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94300e5695537e664985a973ccecab8b697f246b1541f8e6db71838b917bab08", kill_on_drop: false }`
[INFO] [stdout] 94300e5695537e664985a973ccecab8b697f246b1541f8e6db71838b917bab08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5e2fcfaba2b5f66e3d6f364acf6578890896c84f84060af73bdaecc721f338ba
[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" "5e2fcfaba2b5f66e3d6f364acf6578890896c84f84060af73bdaecc721f338ba", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/synacor_challenge-983c1ccfd821c162
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test vm::tests::operands ... ok
[INFO] [stdout] test memory::tests::basic_access ... ok
[INFO] [stdout] test vm::tests::instruction_fetching ... ok
[INFO] [stdout] test memory::tests::loading ... ok
[INFO] [stdout] test memory::tests::pointer_operations ... ok
[INFO] [stdout] test vm::tests::vm ... ok
[INFO] [stdout] test vm::tests::operand_fetching ... ok
[INFO] [stdout] test memory::tests::creating ... ok
[INFO] [stdout] test memory::tests::loading_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5e2fcfaba2b5f66e3d6f364acf6578890896c84f84060af73bdaecc721f338ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e2fcfaba2b5f66e3d6f364acf6578890896c84f84060af73bdaecc721f338ba", kill_on_drop: false }`
[INFO] [stdout] 5e2fcfaba2b5f66e3d6f364acf6578890896c84f84060af73bdaecc721f338ba