[INFO] cloning repository https://github.com/p7g/rust-bytecode-vm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/p7g/rust-bytecode-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp7g%2Frust-bytecode-vm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp7g%2Frust-bytecode-vm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc8ba77c7a320378b929955059ac6906ad85b7a7
[INFO] checking p7g/rust-bytecode-vm against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp7g%2Frust-bytecode-vm" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/p7g/rust-bytecode-vm
[INFO] finished tweaking git repo https://github.com/p7g/rust-bytecode-vm
[INFO] tweaked toml for git repo https://github.com/p7g/rust-bytecode-vm written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/p7g/rust-bytecode-vm on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/p7g/rust-bytecode-vm 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58161358eafb3da164a9afceff23bcc692c2c74db2e5f6a64b548a00a5b3668f
[INFO] running `Command { std: "docker" "start" "-a" "58161358eafb3da164a9afceff23bcc692c2c74db2e5f6a64b548a00a5b3668f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58161358eafb3da164a9afceff23bcc692c2c74db2e5f6a64b548a00a5b3668f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58161358eafb3da164a9afceff23bcc692c2c74db2e5f6a64b548a00a5b3668f", kill_on_drop: false }`
[INFO] [stdout] 58161358eafb3da164a9afceff23bcc692c2c74db2e5f6a64b548a00a5b3668f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8ed4f091d5dcf9c8546f5e7b6b07a94ab6b0e9e65d54b6506d4e917dbacfd73
[INFO] running `Command { std: "docker" "start" "-a" "e8ed4f091d5dcf9c8546f5e7b6b07a94ab6b0e9e65d54b6506d4e917dbacfd73", kill_on_drop: false }`
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking rust-bytecode-vm v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `disasm`
[INFO] [stdout]    --> src/interpreter.rs:308:17
[INFO] [stdout]     |
[INFO] [stdout] 308 |         if cfg!(disasm) {
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(disasm)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(disasm)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `vm_debug`
[INFO] [stdout]    --> src/interpreter.rs:315:21
[INFO] [stdout]     |
[INFO] [stdout] 315 |             if cfg!(vm_debug) {
[INFO] [stdout]     |                     ^^^^^^^^ help: there is a config with a similar name: `fmt_debug`
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected values for `fmt_debug` are: `full`, `none`, and `shallow`
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(vm_debug)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(vm_debug)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stdout] warning: unexpected `cfg` condition name: `disasm`
[INFO] [stdout]    --> src/interpreter.rs:308:17
[INFO] [stdout]     |
[INFO] [stdout] 308 |         if cfg!(disasm) {
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(disasm)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(disasm)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `vm_debug`
[INFO] [stdout]    --> src/interpreter.rs:315:21
[INFO] [stdout]     |
[INFO] [stdout] 315 |             if cfg!(vm_debug) {
[INFO] [stdout]     |                     ^^^^^^^^ help: there is a config with a similar name: `fmt_debug`
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected values for `fmt_debug` are: `full`, `none`, and `shallow`
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(vm_debug)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(vm_debug)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<u32, Infallible>
[INFO] [stdout]    --> src/compiler/bytecode.rs:121:20
[INFO] [stdout]     |
[INFO] [stdout] 121 |         self.usize(u32::try_from(c).unwrap() as usize)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-bytecode-vm` (bin "rust-bytecode-vm") due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<u32, Infallible>
[INFO] [stdout]    --> src/compiler/bytecode.rs:121:20
[INFO] [stdout]     |
[INFO] [stdout] 121 |         self.usize(u32::try_from(c).unwrap() as usize)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-bytecode-vm` (bin "rust-bytecode-vm" test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e8ed4f091d5dcf9c8546f5e7b6b07a94ab6b0e9e65d54b6506d4e917dbacfd73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8ed4f091d5dcf9c8546f5e7b6b07a94ab6b0e9e65d54b6506d4e917dbacfd73", kill_on_drop: false }`
[INFO] [stdout] e8ed4f091d5dcf9c8546f5e7b6b07a94ab6b0e9e65d54b6506d4e917dbacfd73
