[INFO] cloning repository https://github.com/majorsopa/davm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/majorsopa/davm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmajorsopa%2Fdavm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmajorsopa%2Fdavm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] adc425735ab361f1919f61dee2b1e2705411275c
[INFO] checking majorsopa/davm against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmajorsopa%2Fdavm" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/majorsopa/davm on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/majorsopa/davm
[INFO] finished tweaking git repo https://github.com/majorsopa/davm
[INFO] tweaked toml for git repo https://github.com/majorsopa/davm written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/majorsopa/davm 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b0ce4292cecec10e98f77b1aed8757fdb3190c6bfbe256dd470855f148dfd7c
[INFO] running `Command { std: "docker" "start" "-a" "8b0ce4292cecec10e98f77b1aed8757fdb3190c6bfbe256dd470855f148dfd7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b0ce4292cecec10e98f77b1aed8757fdb3190c6bfbe256dd470855f148dfd7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b0ce4292cecec10e98f77b1aed8757fdb3190c6bfbe256dd470855f148dfd7c", kill_on_drop: false }`
[INFO] [stdout] 8b0ce4292cecec10e98f77b1aed8757fdb3190c6bfbe256dd470855f148dfd7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 518197429c209b307838f5968b71470ea91f552c7ddfbf6e142ff1c8b18ac7ce
[INFO] running `Command { std: "docker" "start" "-a" "518197429c209b307838f5968b71470ea91f552c7ddfbf6e142ff1c8b18ac7ce", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking davm_common v0.1.0 (/opt/rustwide/workdir/davm_common)
[INFO] [stderr]     Checking runtime v0.1.0 (/opt/rustwide/workdir/runtime)
[INFO] [stderr]     Checking compiler v0.1.0 (/opt/rustwide/workdir/compiler)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> runtime/src/program/program.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |             _ => panic!("unimplemented instruction `{:?}`", instruction),
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> runtime/src/program/program.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 95  |             ProgramInstruction::PUSH => self.run_push(&mut set),
[INFO] [stdout]     |             ------------------------ matches some of the same values
[INFO] [stdout] 96  |             ProgramInstruction::POP => self.run_pop(&mut set),
[INFO] [stdout]     |             ----------------------- matches some of the same values
[INFO] [stdout] 97  |             ProgramInstruction::MOV => self.run_mov(&mut set),
[INFO] [stdout]     |             ----------------------- matches some of the same values
[INFO] [stdout] 98  |             ProgramInstruction::LOAD => self.run_load(&mut set),
[INFO] [stdout]     |             ------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 107 |             _ => panic!("unimplemented instruction `{:?}`", instruction),
[INFO] [stdout]     |             ^ ...and 8 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> runtime/src/program/program.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |             _ => panic!("unimplemented instruction `{:?}`", instruction),
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> runtime/src/program/program.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 95  |             ProgramInstruction::PUSH => self.run_push(&mut set),
[INFO] [stdout]     |             ------------------------ matches some of the same values
[INFO] [stdout] 96  |             ProgramInstruction::POP => self.run_pop(&mut set),
[INFO] [stdout]     |             ----------------------- matches some of the same values
[INFO] [stdout] 97  |             ProgramInstruction::MOV => self.run_mov(&mut set),
[INFO] [stdout]     |             ----------------------- matches some of the same values
[INFO] [stdout] 98  |             ProgramInstruction::LOAD => self.run_load(&mut set),
[INFO] [stdout]     |             ------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 107 |             _ => panic!("unimplemented instruction `{:?}`", instruction),
[INFO] [stdout]     |             ^ ...and 8 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `literal_to_string` is never used
[INFO] [stdout]    --> runtime/src/program/program.rs:346:4
[INFO] [stdout]     |
[INFO] [stdout] 346 | fn literal_to_string(literal: ProgramLiteral) -> Option<String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `literal_to_string` is never used
[INFO] [stdout]    --> runtime/src/program/program.rs:346:4
[INFO] [stdout]     |
[INFO] [stdout] 346 | fn literal_to_string(literal: ProgramLiteral) -> Option<String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "518197429c209b307838f5968b71470ea91f552c7ddfbf6e142ff1c8b18ac7ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "518197429c209b307838f5968b71470ea91f552c7ddfbf6e142ff1c8b18ac7ce", kill_on_drop: false }`
[INFO] [stdout] 518197429c209b307838f5968b71470ea91f552c7ddfbf6e142ff1c8b18ac7ce