[INFO] updating cached repository https://github.com/Hacker-007/DarkVirtualMachine
[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] a8ca45262b23a1e5c312125556ef327484f0ee77
[INFO] testing Hacker-007/DarkVirtualMachine against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHacker-007%2FDarkVirtualMachine" "/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/Hacker-007/DarkVirtualMachine on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Hacker-007/DarkVirtualMachine
[INFO] finished tweaking git repo https://github.com/Hacker-007/DarkVirtualMachine
[INFO] tweaked toml for git repo https://github.com/Hacker-007/DarkVirtualMachine written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Hacker-007/DarkVirtualMachine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23a092c3e12856f73cbb56dcadd0b2a79e7eea60372bd37a73e609a35a02960c
[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" "23a092c3e12856f73cbb56dcadd0b2a79e7eea60372bd37a73e609a35a02960c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23a092c3e12856f73cbb56dcadd0b2a79e7eea60372bd37a73e609a35a02960c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23a092c3e12856f73cbb56dcadd0b2a79e7eea60372bd37a73e609a35a02960c", kill_on_drop: false }`
[INFO] [stdout] 23a092c3e12856f73cbb56dcadd0b2a79e7eea60372bd37a73e609a35a02960c
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 530fd748f8eb67bb9e4fca7cbad8488d5d46340b39fcd7f4250090ed8edbbd68
[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" "530fd748f8eb67bb9e4fca7cbad8488d5d46340b39fcd7f4250090ed8edbbd68", kill_on_drop: false }`
[INFO] [stderr]    Compiling dark-vm v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.97s
[INFO] running `Command { std: "docker" "inspect" "530fd748f8eb67bb9e4fca7cbad8488d5d46340b39fcd7f4250090ed8edbbd68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "530fd748f8eb67bb9e4fca7cbad8488d5d46340b39fcd7f4250090ed8edbbd68", kill_on_drop: false }`
[INFO] [stdout] 530fd748f8eb67bb9e4fca7cbad8488d5d46340b39fcd7f4250090ed8edbbd68
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce52cb6eeb716b0970336f5fe8b84a6ffc3f910b29838f0a778f9eb2fd004b0f
[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" "ce52cb6eeb716b0970336f5fe8b84a6ffc3f910b29838f0a778f9eb2fd004b0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling dark-vm v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "ce52cb6eeb716b0970336f5fe8b84a6ffc3f910b29838f0a778f9eb2fd004b0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce52cb6eeb716b0970336f5fe8b84a6ffc3f910b29838f0a778f9eb2fd004b0f", kill_on_drop: false }`
[INFO] [stdout] ce52cb6eeb716b0970336f5fe8b84a6ffc3f910b29838f0a778f9eb2fd004b0f
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d9690de11bcd4b2a025abe7b49dee167299337a631444eb133b224410380581
[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" "7d9690de11bcd4b2a025abe7b49dee167299337a631444eb133b224410380581", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dark_vm-3818fac1ddab1414
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dark_vm-7a0dfe9d3b90a2f5
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dark-vm
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - vm (line 33) ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[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 or module `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 or module `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 or module `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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7d9690de11bcd4b2a025abe7b49dee167299337a631444eb133b224410380581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d9690de11bcd4b2a025abe7b49dee167299337a631444eb133b224410380581", kill_on_drop: false }`
[INFO] [stdout] 7d9690de11bcd4b2a025abe7b49dee167299337a631444eb133b224410380581