[INFO] updating cached repository https://github.com/tjpalmer/wimsi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dca824051f72678267e8e1c87649f53195237c9b
[INFO] testing tjpalmer/wimsi against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjpalmer%2Fwimsi" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tjpalmer/wimsi on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tjpalmer/wimsi
[INFO] finished tweaking git repo https://github.com/tjpalmer/wimsi
[INFO] tweaked toml for git repo https://github.com/tjpalmer/wimsi written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/tjpalmer/wimsi already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00bc4c37dc674d20104247780f5d5b3609938d80b108a5ff070a89e8d319f1c2
[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" "00bc4c37dc674d20104247780f5d5b3609938d80b108a5ff070a89e8d319f1c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00bc4c37dc674d20104247780f5d5b3609938d80b108a5ff070a89e8d319f1c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00bc4c37dc674d20104247780f5d5b3609938d80b108a5ff070a89e8d319f1c2", kill_on_drop: false }`
[INFO] [stdout] 00bc4c37dc674d20104247780f5d5b3609938d80b108a5ff070a89e8d319f1c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--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] 1d876a3411b7c9dd8149d1aa2737ea02aaf93a6188c168eb9c3f5ed0d63614f2
[INFO] running `Command { std: "docker" "start" "-a" "1d876a3411b7c9dd8149d1aa2737ea02aaf93a6188c168eb9c3f5ed0d63614f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasmparser v0.57.0
[INFO] [stderr]    Compiling wimsi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `function_index`
[INFO] [stdout]   --> src/main.rs:47:30
[INFO] [stdout]    |
[INFO] [stdout] 47 |             Operator::Call { function_index } => {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^ help: try ignoring the field: `function_index: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Memory`
[INFO] [stdout]   --> src/code.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Memory {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Module`
[INFO] [stdout]   --> src/code.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Module {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nop`
[INFO] [stdout]   --> src/code.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     Nop = 0x01,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Return`
[INFO] [stdout]   --> src/code.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     Return = 0x0F,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unreachable`
[INFO] [stdout]   --> src/code.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     Unreachable = 0x00,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `err`
[INFO] [stdout]   --> src/util.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn err(message: &'static str) -> Box<dyn std::error::Error> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Native`
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Native { name: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `User`
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     User { address: i32, refs: Vec<i32> },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `funs`
[INFO] [stdout]   --> src/main.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     funs: Vec<FunInfo>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.81s
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1d876a3411b7c9dd8149d1aa2737ea02aaf93a6188c168eb9c3f5ed0d63614f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d876a3411b7c9dd8149d1aa2737ea02aaf93a6188c168eb9c3f5ed0d63614f2", kill_on_drop: false }`
[INFO] [stdout] 1d876a3411b7c9dd8149d1aa2737ea02aaf93a6188c168eb9c3f5ed0d63614f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 227d83429a13c6f156964f3771f52d0cbeb11c69755846a8a091b8029a6bb1bd
[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" "227d83429a13c6f156964f3771f52d0cbeb11c69755846a8a091b8029a6bb1bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling wimsi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `function_index`
[INFO] [stdout]   --> src/main.rs:47:30
[INFO] [stdout]    |
[INFO] [stdout] 47 |             Operator::Call { function_index } => {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^ help: try ignoring the field: `function_index: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Memory`
[INFO] [stdout]   --> src/code.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Memory {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Module`
[INFO] [stdout]   --> src/code.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Module {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nop`
[INFO] [stdout]   --> src/code.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     Nop = 0x01,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Return`
[INFO] [stdout]   --> src/code.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     Return = 0x0F,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unreachable`
[INFO] [stdout]   --> src/code.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     Unreachable = 0x00,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `err`
[INFO] [stdout]   --> src/util.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn err(message: &'static str) -> Box<dyn std::error::Error> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Native`
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Native { name: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `User`
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     User { address: i32, refs: Vec<i32> },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `funs`
[INFO] [stdout]   --> src/main.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     funs: Vec<FunInfo>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "227d83429a13c6f156964f3771f52d0cbeb11c69755846a8a091b8029a6bb1bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "227d83429a13c6f156964f3771f52d0cbeb11c69755846a8a091b8029a6bb1bd", kill_on_drop: false }`
[INFO] [stdout] 227d83429a13c6f156964f3771f52d0cbeb11c69755846a8a091b8029a6bb1bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] 874311ffc3ad2cccf4f7416b14e46a1cf198930b3fb4d99908b225fc667d12b0
[INFO] running `Command { std: "docker" "start" "-a" "874311ffc3ad2cccf4f7416b14e46a1cf198930b3fb4d99908b225fc667d12b0", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `function_index`
[INFO] [stderr]   --> src/main.rs:47:30
[INFO] [stderr]    |
[INFO] [stderr] 47 |             Operator::Call { function_index } => {
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^ help: try ignoring the field: `function_index: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Memory`
[INFO] [stderr]   --> src/code.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | struct Memory {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Module`
[INFO] [stderr]   --> src/code.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | struct Module {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Nop`
[INFO] [stderr]   --> src/code.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     Nop = 0x01,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Return`
[INFO] [stderr]   --> src/code.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     Return = 0x0F,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unreachable`
[INFO] [stderr]   --> src/code.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     Unreachable = 0x00,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `err`
[INFO] [stderr]   --> src/util.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn err(message: &'static str) -> Box<dyn std::error::Error> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Native`
[INFO] [stderr]   --> src/main.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     Native { name: String },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `User`
[INFO] [stderr]   --> src/main.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     User { address: i32, refs: Vec<i32> },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `funs`
[INFO] [stderr]   --> src/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     funs: Vec<FunInfo>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wimsi-7ee7168cd4f9360d
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "874311ffc3ad2cccf4f7416b14e46a1cf198930b3fb4d99908b225fc667d12b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "874311ffc3ad2cccf4f7416b14e46a1cf198930b3fb4d99908b225fc667d12b0", kill_on_drop: false }`
[INFO] [stdout] 874311ffc3ad2cccf4f7416b14e46a1cf198930b3fb4d99908b225fc667d12b0