[INFO] cloning repository https://github.com/aegis-dev/shard_lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aegis-dev/shard_lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faegis-dev%2Fshard_lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faegis-dev%2Fshard_lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea6518ac6f11c61bfa66935385c9558ff4014c8b
[INFO] checking aegis-dev/shard_lang against master#43d9f3859e0204e764161ee085a360274b5f3e9a for pr-97346
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faegis-dev%2Fshard_lang" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aegis-dev/shard_lang on toolchain 43d9f3859e0204e764161ee085a360274b5f3e9a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aegis-dev/shard_lang
[INFO] finished tweaking git repo https://github.com/aegis-dev/shard_lang
[INFO] tweaked toml for git repo https://github.com/aegis-dev/shard_lang written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate git repo https://github.com/aegis-dev/shard_lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "fetch" "--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 thiserror-impl v1.0.29
[INFO] [stderr]   Downloaded thiserror v1.0.29
[INFO] [stderr]   Downloaded proc-macro2 v1.0.29
[INFO] [stderr]   Downloaded syn v1.0.76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51a2277aa24a29208094a377702cb052cbd05f2e42abf7ad2f9fa1e804e3248e
[INFO] running `Command { std: "docker" "start" "-a" "51a2277aa24a29208094a377702cb052cbd05f2e42abf7ad2f9fa1e804e3248e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51a2277aa24a29208094a377702cb052cbd05f2e42abf7ad2f9fa1e804e3248e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51a2277aa24a29208094a377702cb052cbd05f2e42abf7ad2f9fa1e804e3248e", kill_on_drop: false }`
[INFO] [stdout] 51a2277aa24a29208094a377702cb052cbd05f2e42abf7ad2f9fa1e804e3248e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] feb6cb921a11244c89ac21bf66e30d39ced47b15415aab602df6d5c6d56e77fa
[INFO] running `Command { std: "docker" "start" "-a" "feb6cb921a11244c89ac21bf66e30d39ced47b15415aab602df6d5c6d56e77fa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.4
[INFO] [stderr]     Checking num_enum v0.5.4
[INFO] [stderr]     Checking shard_core v0.1.0 (/opt/rustwide/workdir/shard_core)
[INFO] [stderr]     Checking libshardc v0.1.0 (/opt/rustwide/workdir/libshardc)
[INFO] [stderr]     Checking shardc v0.1.0 (/opt/rustwide/workdir/shardc)
[INFO] [stderr]     Checking shard_vm v0.1.0 (/opt/rustwide/workdir/shard_vm)
[INFO] [stdout] warning: unused variable: `vm`
[INFO] [stdout]   --> shard_vm/src/tests.rs:73:21
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn sys_call_handler(vm: &mut VM) { }
[INFO] [stdout]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_vm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 15.36s
[INFO] running `Command { std: "docker" "inspect" "feb6cb921a11244c89ac21bf66e30d39ced47b15415aab602df6d5c6d56e77fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feb6cb921a11244c89ac21bf66e30d39ced47b15415aab602df6d5c6d56e77fa", kill_on_drop: false }`
[INFO] [stdout] feb6cb921a11244c89ac21bf66e30d39ced47b15415aab602df6d5c6d56e77fa