[INFO] fetching crate vixen 0.0.0...
[INFO] testing vixen-0.0.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate vixen 0.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate vixen 0.0.0
[INFO] finished tweaking crates.io crate vixen 0.0.0
[INFO] tweaked toml for crates.io crate vixen 0.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vixen 0.0.0 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vixen 0.0.0 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2933bd025b4dce011f98a3ee08e7c6c9ff213cbc01d0ae7436e4eb2b7d8e7ec7
[INFO] running `Command { std: "docker" "start" "-a" "2933bd025b4dce011f98a3ee08e7c6c9ff213cbc01d0ae7436e4eb2b7d8e7ec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2933bd025b4dce011f98a3ee08e7c6c9ff213cbc01d0ae7436e4eb2b7d8e7ec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2933bd025b4dce011f98a3ee08e7c6c9ff213cbc01d0ae7436e4eb2b7d8e7ec7", kill_on_drop: false }`
[INFO] [stdout] 2933bd025b4dce011f98a3ee08e7c6c9ff213cbc01d0ae7436e4eb2b7d8e7ec7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 460f90caff61ed113811ade33e23ba768ec4f2ce546e856f8e3815da61ddacac
[INFO] running `Command { std: "docker" "start" "-a" "460f90caff61ed113811ade33e23ba768ec4f2ce546e856f8e3815da61ddacac", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling vixen v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Add`, `Jump`, and `JumpIfZero` are never constructed
[INFO] [stdout]   --> src/main.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | enum Opcode {
[INFO] [stdout]    |      ------ variants in this enum
[INFO] [stdout]  7 |     LoadConst = 0x01,
[INFO] [stdout]  8 |     Add = 0x02,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     Jump = 0x07,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 14 |     JumpIfZero = 0x08,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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: associated functions `add`, `jump`, and `jump_if_zero` are never used
[INFO] [stdout]    --> src/main.rs:42:8
[INFO] [stdout]     |
[INFO] [stdout]  29 | impl Instruction {
[INFO] [stdout]     | ---------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  42 |     fn add(dest: u8, src1: u8, src2: u8) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  97 |     fn jump(target: usize) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     fn jump_if_zero(src: u8, target: usize) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "460f90caff61ed113811ade33e23ba768ec4f2ce546e856f8e3815da61ddacac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "460f90caff61ed113811ade33e23ba768ec4f2ce546e856f8e3815da61ddacac", kill_on_drop: false }`
[INFO] [stdout] 460f90caff61ed113811ade33e23ba768ec4f2ce546e856f8e3815da61ddacac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67f399072dbbf9ba6465fe2b767781f5a2b67bf8b0642185be9deb41330ab8b0
[INFO] running `Command { std: "docker" "start" "-a" "67f399072dbbf9ba6465fe2b767781f5a2b67bf8b0642185be9deb41330ab8b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling vixen v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Add`, `Jump`, and `JumpIfZero` are never constructed
[INFO] [stdout]   --> src/main.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | enum Opcode {
[INFO] [stdout]    |      ------ variants in this enum
[INFO] [stdout]  7 |     LoadConst = 0x01,
[INFO] [stdout]  8 |     Add = 0x02,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     Jump = 0x07,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 14 |     JumpIfZero = 0x08,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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: associated functions `add`, `jump`, and `jump_if_zero` are never used
[INFO] [stdout]    --> src/main.rs:42:8
[INFO] [stdout]     |
[INFO] [stdout]  29 | impl Instruction {
[INFO] [stdout]     | ---------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  42 |     fn add(dest: u8, src1: u8, src2: u8) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  97 |     fn jump(target: usize) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     fn jump_if_zero(src: u8, target: usize) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "67f399072dbbf9ba6465fe2b767781f5a2b67bf8b0642185be9deb41330ab8b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67f399072dbbf9ba6465fe2b767781f5a2b67bf8b0642185be9deb41330ab8b0", kill_on_drop: false }`
[INFO] [stdout] 67f399072dbbf9ba6465fe2b767781f5a2b67bf8b0642185be9deb41330ab8b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5e3688f19b74ec67c971a53762ef532d8385fb4ce1034cd22e06d3f055b4c653
[INFO] running `Command { std: "docker" "start" "-a" "5e3688f19b74ec67c971a53762ef532d8385fb4ce1034cd22e06d3f055b4c653", kill_on_drop: false }`
[INFO] [stderr] warning: variants `Add`, `Jump`, and `JumpIfZero` are never constructed
[INFO] [stderr]   --> src/main.rs:8:5
[INFO] [stderr]    |
[INFO] [stderr]  6 | enum Opcode {
[INFO] [stderr]    |      ------ variants in this enum
[INFO] [stderr]  7 |     LoadConst = 0x01,
[INFO] [stderr]  8 |     Add = 0x02,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 13 |     Jump = 0x07,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 14 |     JumpIfZero = 0x08,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Opcode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `add`, `jump`, and `jump_if_zero` are never used
[INFO] [stderr]    --> src/main.rs:42:8
[INFO] [stderr]     |
[INFO] [stderr]  29 | impl Instruction {
[INFO] [stderr]     | ---------------- associated functions in this implementation
[INFO] [stderr] ...
[INFO] [stderr]  42 |     fn add(dest: u8, src1: u8, src2: u8) -> Self {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] ...
[INFO] [stderr]  97 |     fn jump(target: usize) -> Self {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 108 |     fn jump_if_zero(src: u8, target: usize) -> Self {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `vixen` (bin "vixen" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vixen-1ce0c0706707b6c8)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/vixen-6dcdd08e6d7b1460)
[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] [stderr]    Doc-tests vixen
[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" "5e3688f19b74ec67c971a53762ef532d8385fb4ce1034cd22e06d3f055b4c653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e3688f19b74ec67c971a53762ef532d8385fb4ce1034cd22e06d3f055b4c653", kill_on_drop: false }`
[INFO] [stdout] 5e3688f19b74ec67c971a53762ef532d8385fb4ce1034cd22e06d3f055b4c653
