[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 master#8387315ab3c26a57a1f53a90f188f0bc88514bca for pr-124605
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftchajed%2Fverus-vstd-models" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tchajed/verus-vstd-models on toolchain 8387315ab3c26a57a1f53a90f188f0bc88514bca
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8387315ab3c26a57a1f53a90f188f0bc88514bca" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-6-tc1/source/Cargo.toml
[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" "+8387315ab3c26a57a1f53a90f188f0bc88514bca" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking tchajed/verus-vstd-models against try#fcc50f77e1a14e407d895972348a0ff09eafc210 for pr-124605
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftchajed%2Fverus-vstd-models" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tchajed/verus-vstd-models on toolchain fcc50f77e1a14e407d895972348a0ff09eafc210
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fcc50f77e1a14e407d895972348a0ff09eafc210" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-6-tc2/source/Cargo.toml
[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" "+fcc50f77e1a14e407d895972348a0ff09eafc210" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking tchajed/verus-vstd-models against try#fcc50f77e1a14e407d895972348a0ff09eafc210 for pr-124605
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftchajed%2Fverus-vstd-models" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tchajed/verus-vstd-models on toolchain fcc50f77e1a14e407d895972348a0ff09eafc210
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fcc50f77e1a14e407d895972348a0ff09eafc210" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-6-tc2/source/Cargo.toml
[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" "+fcc50f77e1a14e407d895972348a0ff09eafc210" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+fcc50f77e1a14e407d895972348a0ff09eafc210" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d14f91fee4a6af250cc549a61036703a56c7be23cd866a3b8d0a581dfd961b29
[INFO] running `Command { std: "docker" "start" "-a" "d14f91fee4a6af250cc549a61036703a56c7be23cd866a3b8d0a581dfd961b29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d14f91fee4a6af250cc549a61036703a56c7be23cd866a3b8d0a581dfd961b29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d14f91fee4a6af250cc549a61036703a56c7be23cd866a3b8d0a581dfd961b29", kill_on_drop: false }`
[INFO] [stdout] d14f91fee4a6af250cc549a61036703a56c7be23cd866a3b8d0a581dfd961b29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+fcc50f77e1a14e407d895972348a0ff09eafc210" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76b5eec888dbcf54b66b5f4b0abb3bbf99b1aba41b245cf6d96d3c216b43da88
[INFO] running `Command { std: "docker" "start" "-a" "76b5eec888dbcf54b66b5f4b0abb3bbf99b1aba41b245cf6d96d3c216b43da88", 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 undeclared crate or module `builtin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `vstd`
[INFO] [stdout]  --> src/seq.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use vstd::prelude::{arbitrary, verus};
[INFO] [stdout]   |     ^^^^ use of undeclared crate or module `vstd`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::prelude::{arbitrary, verus};
[INFO] [stdout]   |     ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `vstd`
[INFO] [stdout]  --> src/set.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use vstd::prelude::{seq, verus, Seq};
[INFO] [stdout]   |     ^^^^ use of undeclared crate or module `vstd`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[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 undeclared crate or module `builtin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[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] [stdout] error[E0432]: unresolved import `builtin`
[INFO] [stdout]  --> src/seq.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use builtin::*;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `builtin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `vstd`
[INFO] [stdout]  --> src/seq.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use vstd::prelude::{arbitrary, verus};
[INFO] [stdout]   |     ^^^^ use of undeclared crate or module `vstd`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::prelude::{arbitrary, verus};
[INFO] [stdout]   |     ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `vstd`
[INFO] [stdout]  --> src/set.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use vstd::prelude::{seq, verus, Seq};
[INFO] [stdout]   |     ^^^^ use of undeclared crate or module `vstd`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[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 undeclared crate or module `builtin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `verus-vstd-models` (lib) due to 5 previous errors
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "76b5eec888dbcf54b66b5f4b0abb3bbf99b1aba41b245cf6d96d3c216b43da88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76b5eec888dbcf54b66b5f4b0abb3bbf99b1aba41b245cf6d96d3c216b43da88", kill_on_drop: false }`
[INFO] [stdout] 76b5eec888dbcf54b66b5f4b0abb3bbf99b1aba41b245cf6d96d3c216b43da88