[INFO] cloning repository https://github.com/tchajed/verus-vstd-models
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tchajed/verus-vstd-models" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftchajed%2Fverus-vstd-models", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftchajed%2Fverus-vstd-models'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb126cc1fa2a24070342c3e03b4c320a94285684
[INFO] checking tchajed/verus-vstd-models against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftchajed%2Fverus-vstd-models" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tchajed/verus-vstd-models
[INFO] finished tweaking git repo https://github.com/tchajed/verus-vstd-models
[INFO] tweaked toml for git repo https://github.com/tchajed/verus-vstd-models written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tchajed/verus-vstd-models on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tchajed/verus-vstd-models 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f785b74ecbbe803c474083b88c885b99aa57597eaf3f9ef10ffe109be00d72f
[INFO] running `Command { std: "docker" "start" "-a" "1f785b74ecbbe803c474083b88c885b99aa57597eaf3f9ef10ffe109be00d72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f785b74ecbbe803c474083b88c885b99aa57597eaf3f9ef10ffe109be00d72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f785b74ecbbe803c474083b88c885b99aa57597eaf3f9ef10ffe109be00d72f", kill_on_drop: false }`
[INFO] [stdout] 1f785b74ecbbe803c474083b88c885b99aa57597eaf3f9ef10ffe109be00d72f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24b0cab673f5781638cbbf1929815ce28e6b8da7e27230896486f77ce96db6c0
[INFO] running `Command { std: "docker" "start" "-a" "24b0cab673f5781638cbbf1929815ce28e6b8da7e27230896486f77ce96db6c0", kill_on_drop: false }`
[INFO] [stderr]     Checking verus-vstd-models v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `builtin`
[INFO] [stdout]  --> src/seq.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use builtin::*;
[INFO] [stdout]   |     ^^^^^^^ use of unresolved module or unlinked crate `builtin`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `builtin`, use `cargo add builtin` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `vstd`
[INFO] [stdout]  --> src/seq.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use vstd::prelude::{arbitrary, verus};
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `vstd`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 2 - use vstd::prelude::{arbitrary, verus};
[INFO] [stdout] 2 + use std::prelude::{arbitrary, verus};
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `vstd`
[INFO] [stdout]  --> src/set.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use vstd::prelude::{seq, verus, Seq};
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `vstd`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 2 - use vstd::prelude::{seq, verus, Seq};
[INFO] [stdout] 2 + use std::prelude::{seq, verus, Seq};
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `builtin`
[INFO] [stdout]  --> src/set.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use builtin::*;
[INFO] [stdout]   |     ^^^^^^^ use of unresolved module or unlinked crate `builtin`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `builtin`, use `cargo add builtin` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `verus-vstd-models` (lib test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `builtin`
[INFO] [stdout]  --> src/seq.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use builtin::*;
[INFO] [stdout]   |     ^^^^^^^ use of unresolved module or unlinked crate `builtin`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `builtin`, use `cargo add builtin` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `vstd`
[INFO] [stdout]  --> src/seq.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use vstd::prelude::{arbitrary, verus};
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `vstd`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 2 - use vstd::prelude::{arbitrary, verus};
[INFO] [stdout] 2 + use std::prelude::{arbitrary, verus};
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `vstd`
[INFO] [stdout]  --> src/set.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use vstd::prelude::{seq, verus, Seq};
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `vstd`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 2 - use vstd::prelude::{seq, verus, Seq};
[INFO] [stdout] 2 + use std::prelude::{seq, verus, Seq};
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `builtin`
[INFO] [stdout]  --> src/set.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use builtin::*;
[INFO] [stdout]   |     ^^^^^^^ use of unresolved module or unlinked crate `builtin`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `builtin`, use `cargo add builtin` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `verus-vstd-models` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "24b0cab673f5781638cbbf1929815ce28e6b8da7e27230896486f77ce96db6c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24b0cab673f5781638cbbf1929815ce28e6b8da7e27230896486f77ce96db6c0", kill_on_drop: false }`
[INFO] [stdout] 24b0cab673f5781638cbbf1929815ce28e6b8da7e27230896486f77ce96db6c0