[INFO] fetching crate s1vm 0.1.1...
[INFO] building s1vm-0.1.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate s1vm 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate s1vm 0.1.1
[INFO] finished tweaking crates.io crate s1vm 0.1.1
[INFO] tweaked toml for crates.io crate s1vm 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate s1vm 0.1.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate s1vm 0.1.1 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmi-validation v0.3.0
[INFO] [stderr]   Downloaded bwasm v0.1.1
[INFO] [stderr]   Downloaded parity-wasm v0.41.0
[INFO] [stderr]   Downloaded wasmi-validation v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 464c325bfd2292fe7440f88f85286a52f282a8ba2844682f2cf3c3bdde2a70fc
[INFO] running `Command { std: "docker" "start" "-a" "464c325bfd2292fe7440f88f85286a52f282a8ba2844682f2cf3c3bdde2a70fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "464c325bfd2292fe7440f88f85286a52f282a8ba2844682f2cf3c3bdde2a70fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "464c325bfd2292fe7440f88f85286a52f282a8ba2844682f2cf3c3bdde2a70fc", kill_on_drop: false }`
[INFO] [stdout] 464c325bfd2292fe7440f88f85286a52f282a8ba2844682f2cf3c3bdde2a70fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b41d069f7fcd2eac977849887fc78a45d8222689c14093b47418810dbba7631
[INFO] running `Command { std: "docker" "start" "-a" "8b41d069f7fcd2eac977849887fc78a45d8222689c14093b47418810dbba7631", kill_on_drop: false }`
[INFO] [stderr]    Compiling parity-wasm v0.41.0
[INFO] [stderr]    Compiling parity-wasm v0.42.2
[INFO] [stderr]    Compiling wasmi-validation v0.3.0
[INFO] [stderr]    Compiling wasmi-validation v0.4.0
[INFO] [stderr]    Compiling bwasm v0.1.1
[INFO] [stderr]    Compiling s1vm v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Branch` is never constructed
[INFO] [stdout]   --> src/compiler.rs:18:3
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub enum Action {
[INFO] [stdout]    |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 18 |   Branch(u32),
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Action` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `kind` is never read
[INFO] [stdout]   --> src/compiler.rs:49:3
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct Block
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 48 | {
[INFO] [stdout] 49 |   kind: BlockKind,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 7.20s
[INFO] running `Command { std: "docker" "inspect" "8b41d069f7fcd2eac977849887fc78a45d8222689c14093b47418810dbba7631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b41d069f7fcd2eac977849887fc78a45d8222689c14093b47418810dbba7631", kill_on_drop: false }`
[INFO] [stdout] 8b41d069f7fcd2eac977849887fc78a45d8222689c14093b47418810dbba7631
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5445d7d85e7499ed7f8eb3e5ca6166df2c71b245e4dc079eb2864068d5a50770
[INFO] running `Command { std: "docker" "start" "-a" "5445d7d85e7499ed7f8eb3e5ca6166df2c71b245e4dc079eb2864068d5a50770", kill_on_drop: false }`
[INFO] [stderr]    Compiling s1vm v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Branch` is never constructed
[INFO] [stdout]   --> src/compiler.rs:18:3
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub enum Action {
[INFO] [stdout]    |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 18 |   Branch(u32),
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Action` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `kind` is never read
[INFO] [stdout]   --> src/compiler.rs:49:3
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct Block
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 48 | {
[INFO] [stdout] 49 |   kind: BlockKind,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Branch` is never constructed
[INFO] [stdout]   --> src/compiler.rs:18:3
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub enum Action {
[INFO] [stdout]    |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 18 |   Branch(u32),
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Action` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `kind` is never read
[INFO] [stdout]   --> src/compiler.rs:49:3
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct Block
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 48 | {
[INFO] [stdout] 49 |   kind: BlockKind,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "5445d7d85e7499ed7f8eb3e5ca6166df2c71b245e4dc079eb2864068d5a50770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5445d7d85e7499ed7f8eb3e5ca6166df2c71b245e4dc079eb2864068d5a50770", kill_on_drop: false }`
[INFO] [stdout] 5445d7d85e7499ed7f8eb3e5ca6166df2c71b245e4dc079eb2864068d5a50770