[INFO] cloning repository https://github.com/igaray/pyox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/igaray/pyox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figaray%2Fpyox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figaray%2Fpyox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d36b1fadbe41c4400627e3d2950de1717dd7968
[INFO] testing igaray/pyox against try#ed7f3d77595b4831fdf085f2529aa13b5b51ff7d for pr-134530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figaray%2Fpyox" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/igaray/pyox on toolchain ed7f3d77595b4831fdf085f2529aa13b5b51ff7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/igaray/pyox
[INFO] finished tweaking git repo https://github.com/igaray/pyox
[INFO] tweaked toml for git repo https://github.com/igaray/pyox written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/igaray/pyox 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" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.3
[INFO] [stderr]   Downloaded unindent v0.1.10
[INFO] [stderr]   Downloaded pyo3-build-config v0.17.1
[INFO] [stderr]   Downloaded pyo3-macros v0.17.1
[INFO] [stderr]   Downloaded indoc v1.0.7
[INFO] [stderr]   Downloaded lock_api v0.4.8
[INFO] [stderr]   Downloaded pyo3-ffi v0.17.1
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.17.1
[INFO] [stderr]   Downloaded pyo3 v0.17.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8693147ae94a6cd214cd960e9cfe645921c8d5f519aaaf8b2b0c790840b9497c
[INFO] running `Command { std: "docker" "start" "-a" "8693147ae94a6cd214cd960e9cfe645921c8d5f519aaaf8b2b0c790840b9497c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8693147ae94a6cd214cd960e9cfe645921c8d5f519aaaf8b2b0c790840b9497c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8693147ae94a6cd214cd960e9cfe645921c8d5f519aaaf8b2b0c790840b9497c", kill_on_drop: false }`
[INFO] [stdout] 8693147ae94a6cd214cd960e9cfe645921c8d5f519aaaf8b2b0c790840b9497c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69884b16630f3ac3fc148e3798d8ec660725d416f04950e51147a866b11484bb
[INFO] running `Command { std: "docker" "start" "-a" "69884b16630f3ac3fc148e3798d8ec660725d416f04950e51147a866b11484bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling once_cell v1.14.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling unindent v0.1.10
[INFO] [stderr]    Compiling indoc v1.0.7
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling pyo3-build-config v0.17.1
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling pyo3-ffi v0.17.1
[INFO] [stderr]    Compiling pyo3 v0.17.1
[INFO] [stderr]    Compiling pyo3-macros-backend v0.17.1
[INFO] [stderr]    Compiling pyo3-macros v0.17.1
[INFO] [stderr]    Compiling pyox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `VM` is never constructed
[INFO] [stdout]  --> src/lib.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct VM {
[INFO] [stdout]   |        ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `opcode_0`, `opcode_1`, and `step` are never used
[INFO] [stdout]   --> src/lib.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl VM {
[INFO] [stdout]    | ------- associated items in this implementation
[INFO] [stdout] 11 |     pub fn new() -> VM {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn opcode_0(self) { println!("r > executing opcode 0") }
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 16 |     fn opcode_1(self) { println!("r > executing opcode 1") }
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 17 |     
[INFO] [stdout] 18 |     pub fn step(mut self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     run_python();
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let _ = run_python();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.13s
[INFO] running `Command { std: "docker" "inspect" "69884b16630f3ac3fc148e3798d8ec660725d416f04950e51147a866b11484bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69884b16630f3ac3fc148e3798d8ec660725d416f04950e51147a866b11484bb", kill_on_drop: false }`
[INFO] [stdout] 69884b16630f3ac3fc148e3798d8ec660725d416f04950e51147a866b11484bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac1cd5019820aebb0670e7760ce552a318a3b8744672bd3918216410bb53e70b
[INFO] running `Command { std: "docker" "start" "-a" "ac1cd5019820aebb0670e7760ce552a318a3b8744672bd3918216410bb53e70b", kill_on_drop: false }`
[INFO] [stderr]    Compiling pyox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `VM` is never constructed
[INFO] [stdout]  --> src/lib.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct VM {
[INFO] [stdout]   |        ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `opcode_0`, `opcode_1`, and `step` are never used
[INFO] [stdout]   --> src/lib.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl VM {
[INFO] [stdout]    | ------- associated items in this implementation
[INFO] [stdout] 11 |     pub fn new() -> VM {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn opcode_0(self) { println!("r > executing opcode 0") }
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 16 |     fn opcode_1(self) { println!("r > executing opcode 1") }
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 17 |     
[INFO] [stdout] 18 |     pub fn step(mut self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     run_python();
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let _ = run_python();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "ac1cd5019820aebb0670e7760ce552a318a3b8744672bd3918216410bb53e70b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac1cd5019820aebb0670e7760ce552a318a3b8744672bd3918216410bb53e70b", kill_on_drop: false }`
[INFO] [stdout] ac1cd5019820aebb0670e7760ce552a318a3b8744672bd3918216410bb53e70b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1da79128a2c536deb86b119f965a736bb3ad116593c9df27e4c622c506b376a1
[INFO] running `Command { std: "docker" "start" "-a" "1da79128a2c536deb86b119f965a736bb3ad116593c9df27e4c622c506b376a1", kill_on_drop: false }`
[INFO] [stderr] warning: struct `VM` is never constructed
[INFO] [stderr]  --> src/lib.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct VM {
[INFO] [stderr]   |        ^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `opcode_0`, `opcode_1`, and `step` are never used
[INFO] [stderr]   --> src/lib.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl VM {
[INFO] [stderr]    | ------- associated items in this implementation
[INFO] [stderr] 11 |     pub fn new() -> VM {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 15 |     fn opcode_0(self) { println!("r > executing opcode 0") }
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 16 |     fn opcode_1(self) { println!("r > executing opcode 1") }
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 17 |     
[INFO] [stderr] 18 |     pub fn step(mut self) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/lib.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     run_python();
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let _ = run_python();
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `pyox` (lib test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pyox-f65f6965c59830bd)
[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" "1da79128a2c536deb86b119f965a736bb3ad116593c9df27e4c622c506b376a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1da79128a2c536deb86b119f965a736bb3ad116593c9df27e4c622c506b376a1", kill_on_drop: false }`
[INFO] [stdout] 1da79128a2c536deb86b119f965a736bb3ad116593c9df27e4c622c506b376a1