[INFO] fetching crate dark-vm 0.4.3...
[INFO] testing dark-vm-0.4.3 against 1.60.0 for beta-1.61-1
[INFO] extracting crate dark-vm 0.4.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate dark-vm 0.4.3 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 crates.io crate dark-vm 0.4.3
[INFO] finished tweaking crates.io crate dark-vm 0.4.3
[INFO] tweaked toml for crates.io crate dark-vm 0.4.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate dark-vm 0.4.3 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8d4f9402bcad5dd5530547c1aab6276c6ddf892f24b9fc4064a2148fb149c2a
[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" "e8d4f9402bcad5dd5530547c1aab6276c6ddf892f24b9fc4064a2148fb149c2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8d4f9402bcad5dd5530547c1aab6276c6ddf892f24b9fc4064a2148fb149c2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8d4f9402bcad5dd5530547c1aab6276c6ddf892f24b9fc4064a2148fb149c2a", kill_on_drop: false }`
[INFO] [stdout] e8d4f9402bcad5dd5530547c1aab6276c6ddf892f24b9fc4064a2148fb149c2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] c751fb4a721deb8111a8138597b2dcf3a53ba5172b9b0c66930452a7048758c9
[INFO] running `Command { std: "docker" "start" "-a" "c751fb4a721deb8111a8138597b2dcf3a53ba5172b9b0c66930452a7048758c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling dark-vm v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.75s
[INFO] running `Command { std: "docker" "inspect" "c751fb4a721deb8111a8138597b2dcf3a53ba5172b9b0c66930452a7048758c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c751fb4a721deb8111a8138597b2dcf3a53ba5172b9b0c66930452a7048758c9", kill_on_drop: false }`
[INFO] [stdout] c751fb4a721deb8111a8138597b2dcf3a53ba5172b9b0c66930452a7048758c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--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] 6f3927a357ff3392365ac1f49bb08dcc736cf0a0fc7ccff631fa7fe492351f1c
[INFO] running `Command { std: "docker" "start" "-a" "6f3927a357ff3392365ac1f49bb08dcc736cf0a0fc7ccff631fa7fe492351f1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling dark-vm v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "6f3927a357ff3392365ac1f49bb08dcc736cf0a0fc7ccff631fa7fe492351f1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f3927a357ff3392365ac1f49bb08dcc736cf0a0fc7ccff631fa7fe492351f1c", kill_on_drop: false }`
[INFO] [stdout] 6f3927a357ff3392365ac1f49bb08dcc736cf0a0fc7ccff631fa7fe492351f1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] bdc22d5ddb9f35a58ad45649829c7b78a04bf7a1551f76c76e5b05552a801a51
[INFO] running `Command { std: "docker" "start" "-a" "bdc22d5ddb9f35a58ad45649829c7b78a04bf7a1551f76c76e5b05552a801a51", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dark_vm-8baa8f2fc8e3f411)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dark_vm-3b96ccc464806db9)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dark-vm
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - vm (line 33) ... FAILED
[INFO] [stdout] test src/lib.rs - lexer (line 23) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - vm (line 33) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Error` in this scope
[INFO] [stdout]  --> src/lib.rs:34:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn run() -> Result<(), Error> {
[INFO] [stdout]   |                        ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::fmt::Error;
[INFO] [stdout]   |
[INFO] [stdout] 2 | use dark_vm::errors::error::Error;
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::error::Error;
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::Error;
[INFO] [stdout]   |
[INFO] [stdout]     and 1 other candidate
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Lexer`
[INFO] [stdout]  --> src/lib.rs:36:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | let tokens = Lexer::new().lex(contents)?;
[INFO] [stdout]   |              ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use dark_vm::lexer::Lexer;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `VM`
[INFO] [stdout]  --> src/lib.rs:37:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | let result = VM::new(tokens).run()?;
[INFO] [stdout]   |              ^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use dark_vm::vm::VM;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - lexer (line 23) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Error` in this scope
[INFO] [stdout]  --> src/lib.rs:24:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn run() -> Result<(), Error> {
[INFO] [stdout]   |                        ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::fmt::Error;
[INFO] [stdout]   |
[INFO] [stdout] 2 | use dark_vm::errors::error::Error;
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::error::Error;
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::Error;
[INFO] [stdout]   |
[INFO] [stdout]     and 1 other candidate
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Lexer`
[INFO] [stdout]  --> src/lib.rs:26:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | let tokens = Lexer::default().lex(contents)?;
[INFO] [stdout]   |              ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use dark_vm::lexer::Lexer;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - lexer (line 23)
[INFO] [stdout]     src/lib.rs - vm (line 33)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "bdc22d5ddb9f35a58ad45649829c7b78a04bf7a1551f76c76e5b05552a801a51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdc22d5ddb9f35a58ad45649829c7b78a04bf7a1551f76c76e5b05552a801a51", kill_on_drop: false }`
[INFO] [stdout] bdc22d5ddb9f35a58ad45649829c7b78a04bf7a1551f76c76e5b05552a801a51