[INFO] cloning repository https://github.com/welschmorgan/rs-vm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/welschmorgan/rs-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwelschmorgan%2Frs-vm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwelschmorgan%2Frs-vm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f060a761216e0479aae1e58e64e38ae0622a62bc
[INFO] testing welschmorgan/rs-vm against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwelschmorgan%2Frs-vm" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/welschmorgan/rs-vm on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/welschmorgan/rs-vm
[INFO] finished tweaking git repo https://github.com/welschmorgan/rs-vm
[INFO] tweaked toml for git repo https://github.com/welschmorgan/rs-vm written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/welschmorgan/rs-vm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum-iterator-derive v0.7.0
[INFO] [stderr]   Downloaded enum-iterator v0.7.0
[INFO] [stderr]   Downloaded weak-self v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37ce3c2a890a5529724736654f518af5c0a4974f0b4169b517dac4a5fddaf609
[INFO] running `Command { std: "docker" "start" "-a" "37ce3c2a890a5529724736654f518af5c0a4974f0b4169b517dac4a5fddaf609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37ce3c2a890a5529724736654f518af5c0a4974f0b4169b517dac4a5fddaf609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37ce3c2a890a5529724736654f518af5c0a4974f0b4169b517dac4a5fddaf609", kill_on_drop: false }`
[INFO] [stdout] 37ce3c2a890a5529724736654f518af5c0a4974f0b4169b517dac4a5fddaf609
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a36943be07d616189498bcf255ab4437b7744526dc865dc021f3ebc0edf4422e
[INFO] running `Command { std: "docker" "start" "-a" "a36943be07d616189498bcf255ab4437b7744526dc865dc021f3ebc0edf4422e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling weak-self v1.0.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling enum-iterator-derive v0.7.0
[INFO] [stderr]    Compiling enum-iterator v0.7.0
[INFO] [stderr]    Compiling rs-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/vm.rs:114:14
[INFO] [stdout]     |
[INFO] [stdout] 114 |           if (native_func.is_some()) {
[INFO] [stdout]     |              ^                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 114 -           if (native_func.is_some()) {
[INFO] [stdout] 114 +           if native_func.is_some() {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/parser/node.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::RefCell, fmt::Display, rc::Rc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/vm.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 |       Some(f) => {}
[INFO] [stdout]     |            ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.97s
[INFO] running `Command { std: "docker" "inspect" "a36943be07d616189498bcf255ab4437b7744526dc865dc021f3ebc0edf4422e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a36943be07d616189498bcf255ab4437b7744526dc865dc021f3ebc0edf4422e", kill_on_drop: false }`
[INFO] [stdout] a36943be07d616189498bcf255ab4437b7744526dc865dc021f3ebc0edf4422e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cde433ad6d1bec35be70e4892fdc6a1d62a1d07e6c538bef44542e26c0824c2
[INFO] running `Command { std: "docker" "start" "-a" "4cde433ad6d1bec35be70e4892fdc6a1d62a1d07e6c538bef44542e26c0824c2", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/vm.rs:114:14
[INFO] [stdout]     |
[INFO] [stdout] 114 |           if (native_func.is_some()) {
[INFO] [stdout]     |              ^                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 114 -           if (native_func.is_some()) {
[INFO] [stdout] 114 +           if native_func.is_some() {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rs-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/parser/node.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::RefCell, fmt::Display, rc::Rc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/vm.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 |       Some(f) => {}
[INFO] [stdout]     |            ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/vm.rs:114:14
[INFO] [stdout]     |
[INFO] [stdout] 114 |           if (native_func.is_some()) {
[INFO] [stdout]     |              ^                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 114 -           if (native_func.is_some()) {
[INFO] [stdout] 114 +           if native_func.is_some() {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/parser/node.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::RefCell, fmt::Display, rc::Rc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/vm.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 |       Some(f) => {}
[INFO] [stdout]     |            ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "4cde433ad6d1bec35be70e4892fdc6a1d62a1d07e6c538bef44542e26c0824c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cde433ad6d1bec35be70e4892fdc6a1d62a1d07e6c538bef44542e26c0824c2", kill_on_drop: false }`
[INFO] [stdout] 4cde433ad6d1bec35be70e4892fdc6a1d62a1d07e6c538bef44542e26c0824c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 34e3e2da2e3d9c4d04b2e32999ba568b9c1fcc9eebce795ad75fe7331f8bb595
[INFO] running `Command { std: "docker" "start" "-a" "34e3e2da2e3d9c4d04b2e32999ba568b9c1fcc9eebce795ad75fe7331f8bb595", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/vm.rs:114:14
[INFO] [stderr]     |
[INFO] [stderr] 114 |           if (native_func.is_some()) {
[INFO] [stderr]     |              ^                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 114 -           if (native_func.is_some()) {
[INFO] [stderr] 114 +           if native_func.is_some() {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `borrow::BorrowMut`
[INFO] [stderr]  --> src/parser/node.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{borrow::BorrowMut, cell::RefCell, fmt::Display, rc::Rc};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]    --> src/vm.rs:107:12
[INFO] [stderr]     |
[INFO] [stderr] 107 |       Some(f) => {}
[INFO] [stderr]     |            ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rs-vm` (lib) generated 3 warnings
[INFO] [stderr] warning: `rs-vm` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rs_vm-865ce28f00f70bc7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test parser::parser::tests::function_parsing_works ... ok
[INFO] [stderr]    Doc-tests rs-vm
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> /opt/rustwide/workdir/src/vm.rs:114:14
[INFO] [stderr]     |
[INFO] [stderr] 114 |           if (native_func.is_some()) {
[INFO] [stderr]     |              ^                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 114 -           if (native_func.is_some()) {
[INFO] [stderr] 114 +           if native_func.is_some() {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "34e3e2da2e3d9c4d04b2e32999ba568b9c1fcc9eebce795ad75fe7331f8bb595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34e3e2da2e3d9c4d04b2e32999ba568b9c1fcc9eebce795ad75fe7331f8bb595", kill_on_drop: false }`
[INFO] [stdout] 34e3e2da2e3d9c4d04b2e32999ba568b9c1fcc9eebce795ad75fe7331f8bb595