[INFO] cloning repository https://github.com/ayushashi11/ionvm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ayushashi11/ionvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayushashi11%2Fionvm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayushashi11%2Fionvm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f03c4e07feadbfa60638965d68c2ff3b2c3941b9
[INFO] checking ayushashi11/ionvm against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayushashi11%2Fionvm" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ayushashi11/ionvm on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ayushashi11/ionvm
[INFO] finished tweaking git repo https://github.com/ayushashi11/ionvm
[INFO] tweaked toml for git repo https://github.com/ayushashi11/ionvm written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ayushashi11/ionvm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded os_str_bytes v2.3.0
[INFO] [stderr]   Downloaded rustyline v6.3.0
[INFO] [stderr]   Downloaded rustyline-derive v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 262a52c605360afebacf235a41f0e64b9f7b9c05be7e7931e71ab5c75a8d13b0
[INFO] running `Command { std: "docker" "start" "-a" "262a52c605360afebacf235a41f0e64b9f7b9c05be7e7931e71ab5c75a8d13b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "262a52c605360afebacf235a41f0e64b9f7b9c05be7e7931e71ab5c75a8d13b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "262a52c605360afebacf235a41f0e64b9f7b9c05be7e7931e71ab5c75a8d13b0", kill_on_drop: false }`
[INFO] [stdout] 262a52c605360afebacf235a41f0e64b9f7b9c05be7e7931e71ab5c75a8d13b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0b1a55a684e50b933db3ddf71be4829c3907ae17496f46867f0894b9cb0840e
[INFO] running `Command { std: "docker" "start" "-a" "d0b1a55a684e50b933db3ddf71be4829c3907ae17496f46867f0894b9cb0840e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking os_str_bytes v2.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking dirs-sys-next v0.1.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking dirs-next v1.0.1
[INFO] [stderr]     Checking rustyline v6.3.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling rustyline-derive v0.4.0
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking ionvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/vm.rs:60:6
[INFO] [stdout]    |
[INFO] [stdout] 60 |         if 0<=reg && reg<32{
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `IonEnv` should have an upper case name
[INFO] [stdout]  --> src/env.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub static mut IonEnv: Env=Env{
[INFO] [stdout]   |                ^^^^^^ help: convert the identifier to upper case: `ION_ENV`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/vm.rs:60:6
[INFO] [stdout]    |
[INFO] [stdout] 60 |         if 0<=reg && reg<32{
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `IonEnv` should have an upper case name
[INFO] [stdout]  --> src/env.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub static mut IonEnv: Env=Env{
[INFO] [stdout]   |                ^^^^^^ help: convert the identifier to upper case: `ION_ENV`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `home` should have an upper case name
[INFO] [stdout]   --> src/bin/shell.rs:90:7
[INFO] [stdout]    |
[INFO] [stdout] 90 | const home:&'static str="~";
[INFO] [stdout]    |       ^^^^ help: convert the identifier to upper case: `HOME`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `prompt` should have an upper case name
[INFO] [stdout]   --> src/bin/shell.rs:92:7
[INFO] [stdout]    |
[INFO] [stdout] 92 | const prompt:&'static str="\x1b[38;5;85m>>> \x1b[0m";
[INFO] [stdout]    |       ^^^^^^ help: convert the identifier to upper case: `PROMPT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `home` should have an upper case name
[INFO] [stdout]   --> src/bin/shell.rs:90:7
[INFO] [stdout]    |
[INFO] [stdout] 90 | const home:&'static str="~";
[INFO] [stdout]    |       ^^^^ help: convert the identifier to upper case: `HOME`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `prompt` should have an upper case name
[INFO] [stdout]   --> src/bin/shell.rs:92:7
[INFO] [stdout]    |
[INFO] [stdout] 92 | const prompt:&'static str="\x1b[38;5;85m>>> \x1b[0m";
[INFO] [stdout]    |       ^^^^^^ help: convert the identifier to upper case: `PROMPT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.68s
[INFO] running `Command { std: "docker" "inspect" "d0b1a55a684e50b933db3ddf71be4829c3907ae17496f46867f0894b9cb0840e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0b1a55a684e50b933db3ddf71be4829c3907ae17496f46867f0894b9cb0840e", kill_on_drop: false }`
[INFO] [stdout] d0b1a55a684e50b933db3ddf71be4829c3907ae17496f46867f0894b9cb0840e