[INFO] updating cached repository https://github.com/ayushashi11/ionvm
[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] [stderr] From https://github.com/ayushashi11/ionvm
[INFO] [stderr]    30245dd..70bc31d  master     -> master
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70bc31d07d3673bb0fdcd8ad65a2a66c3ac3901a
[INFO] checking ayushashi11/ionvm against try#22dd2dd1dc07f63ae9394352d412f020d2985684 for pr-74627
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayushashi11%2Fionvm" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ayushashi11/ionvm on toolchain 22dd2dd1dc07f63ae9394352d412f020d2985684
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/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" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "metadata" "--no-deps" "--format-version=1", 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] cce25eb8c14b0467e555771451f9ad8e3ee5bd4cb19a7c3c76ee89e30c98c473
[INFO] running `Command { std: "docker" "start" "-a" "cce25eb8c14b0467e555771451f9ad8e3ee5bd4cb19a7c3c76ee89e30c98c473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cce25eb8c14b0467e555771451f9ad8e3ee5bd4cb19a7c3c76ee89e30c98c473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cce25eb8c14b0467e555771451f9ad8e3ee5bd4cb19a7c3c76ee89e30c98c473", kill_on_drop: false }`
[INFO] [stdout] cce25eb8c14b0467e555771451f9ad8e3ee5bd4cb19a7c3c76ee89e30c98c473
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f34d4b7fc51b75f732030a9819c10ee54c31b1a168ac0f771862006925a9b73
[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" "6f34d4b7fc51b75f732030a9819c10ee54c31b1a168ac0f771862006925a9b73", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking os_str_bytes v2.3.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking dirs-sys-next v0.1.0
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking dirs-next v1.0.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking rustyline v6.2.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling rustyline-derive v0.3.1
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[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: 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: 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: 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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.73s
[INFO] running `Command { std: "docker" "inspect" "6f34d4b7fc51b75f732030a9819c10ee54c31b1a168ac0f771862006925a9b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f34d4b7fc51b75f732030a9819c10ee54c31b1a168ac0f771862006925a9b73", kill_on_drop: false }`
[INFO] [stdout] 6f34d4b7fc51b75f732030a9819c10ee54c31b1a168ac0f771862006925a9b73