[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 try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzargony%2Fsynacor-challenge" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zargony/synacor-challenge on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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-0/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread_local v0.2.7
[INFO] [stderr]   Downloaded env_logger v0.3.5
[INFO] [stderr]   Downloaded regex-syntax v0.3.9
[INFO] [stderr]   Downloaded memchr v0.1.11
[INFO] [stderr]   Downloaded utf8-ranges v0.1.3
[INFO] [stderr]   Downloaded aho-corasick v0.5.3
[INFO] [stderr]   Downloaded regex v0.1.80
[INFO] [stderr]   Downloaded thread-id v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 964fea0e0eb6909352e1749783d10066f7bfb8e9c9dcb0604d8572ecbf9c39b4
[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" "964fea0e0eb6909352e1749783d10066f7bfb8e9c9dcb0604d8572ecbf9c39b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "964fea0e0eb6909352e1749783d10066f7bfb8e9c9dcb0604d8572ecbf9c39b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "964fea0e0eb6909352e1749783d10066f7bfb8e9c9dcb0604d8572ecbf9c39b4", kill_on_drop: false }`
[INFO] [stdout] 964fea0e0eb6909352e1749783d10066f7bfb8e9c9dcb0604d8572ecbf9c39b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93c389efa91faa4fa2465766a04cce7abc71800f9ed668376b6b9bc9fff9122a
[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" "93c389efa91faa4fa2465766a04cce7abc71800f9ed668376b6b9bc9fff9122a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[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 11.94s
[INFO] running `Command { std: "docker" "inspect" "93c389efa91faa4fa2465766a04cce7abc71800f9ed668376b6b9bc9fff9122a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93c389efa91faa4fa2465766a04cce7abc71800f9ed668376b6b9bc9fff9122a", kill_on_drop: false }`
[INFO] [stdout] 93c389efa91faa4fa2465766a04cce7abc71800f9ed668376b6b9bc9fff9122a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", 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] 82bf4249265cbcb1b439b828a6f7ab15bb9d551aeb58b778cf78944ccb87306e
[INFO] running `Command { std: "docker" "start" "-a" "82bf4249265cbcb1b439b828a6f7ab15bb9d551aeb58b778cf78944ccb87306e", kill_on_drop: false }`
[INFO] [stderr]    Compiling synacor-challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "82bf4249265cbcb1b439b828a6f7ab15bb9d551aeb58b778cf78944ccb87306e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82bf4249265cbcb1b439b828a6f7ab15bb9d551aeb58b778cf78944ccb87306e", kill_on_drop: false }`
[INFO] [stdout] 82bf4249265cbcb1b439b828a6f7ab15bb9d551aeb58b778cf78944ccb87306e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", 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] 568cbe9bcccf0bf0e096511f8b13f74c13320df2714449c72b64a14d01080e76
[INFO] running `Command { std: "docker" "start" "-a" "568cbe9bcccf0bf0e096511f8b13f74c13320df2714449c72b64a14d01080e76", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/synacor_challenge-0c2760fcdfe1c894
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test memory::tests::loading ... ok
[INFO] [stdout] test memory::tests::pointer_operations ... ok
[INFO] [stdout] test vm::tests::instruction_fetching ... ok
[INFO] [stdout] test vm::tests::operand_fetching ... ok
[INFO] [stdout] test vm::tests::operands ... ok
[INFO] [stdout] test vm::tests::vm ... ok
[INFO] [stdout] test memory::tests::creating ... ok
[INFO] [stdout] test memory::tests::basic_access ... 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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "568cbe9bcccf0bf0e096511f8b13f74c13320df2714449c72b64a14d01080e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "568cbe9bcccf0bf0e096511f8b13f74c13320df2714449c72b64a14d01080e76", kill_on_drop: false }`
[INFO] [stdout] 568cbe9bcccf0bf0e096511f8b13f74c13320df2714449c72b64a14d01080e76