[INFO] cloning repository https://github.com/devanbenz/cmu-15445-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/devanbenz/cmu-15445-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevanbenz%2Fcmu-15445-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevanbenz%2Fcmu-15445-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b8d9de5eaab75abffef978d3b37c543310f6f42
[INFO] checking devanbenz/cmu-15445-rust against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevanbenz%2Fcmu-15445-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/devanbenz/cmu-15445-rust
[INFO] finished tweaking git repo https://github.com/devanbenz/cmu-15445-rust
[INFO] tweaked toml for git repo https://github.com/devanbenz/cmu-15445-rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/devanbenz/cmu-15445-rust on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/devanbenz/cmu-15445-rust 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" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "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 proc-macro2 v1.0.87
[INFO] [stderr]   Downloaded syn v2.0.79
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 975645bdbfc275c1d604aa57f973d80224cc90f276e5d4e650997eece74b8e64
[INFO] running `Command { std: "docker" "start" "-a" "975645bdbfc275c1d604aa57f973d80224cc90f276e5d4e650997eece74b8e64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "975645bdbfc275c1d604aa57f973d80224cc90f276e5d4e650997eece74b8e64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "975645bdbfc275c1d604aa57f973d80224cc90f276e5d4e650997eece74b8e64", kill_on_drop: false }`
[INFO] [stdout] 975645bdbfc275c1d604aa57f973d80224cc90f276e5d4e650997eece74b8e64
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3b8d61413d486d09702b592901f51f85f94310045266d154a462db43ef8de5c
[INFO] running `Command { std: "docker" "start" "-a" "e3b8d61413d486d09702b592901f51f85f94310045266d154a462db43ef8de5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking cmu-15455-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `sha2`
[INFO] [stdout]  --> src/common/hash_util.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sha2::{Digest, Sha256};
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `sha2`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `sha2`, use `cargo add sha2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `sha2`
[INFO] [stdout]  --> src/common/hash_util.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sha2::{Digest, Sha256};
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `sha2`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `sha2`, use `cargo add sha2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/primer/hyperloglog.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/primer/hyperloglog.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitvec::order::Msb0`
[INFO] [stdout]  --> src/primer/hyperloglog.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use bitvec::order::Msb0;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `Mutex`
[INFO] [stdout]  --> src/primer/hyperloglog.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::{Arc, Mutex};
[INFO] [stdout]   |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/primer/hyperloglog.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitvec::order::Msb0`
[INFO] [stdout]  --> src/primer/hyperloglog.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use bitvec::order::Msb0;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cmu-15455-rust` (lib) due to 1 previous error; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cmu-15455-rust` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e3b8d61413d486d09702b592901f51f85f94310045266d154a462db43ef8de5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3b8d61413d486d09702b592901f51f85f94310045266d154a462db43ef8de5c", kill_on_drop: false }`
[INFO] [stdout] e3b8d61413d486d09702b592901f51f85f94310045266d154a462db43ef8de5c