[INFO] cloning repository https://github.com/rustrum/linear-storage
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rustrum/linear-storage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustrum%2Flinear-storage", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustrum%2Flinear-storage'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc416b265f686557e91f2e697a921c62d18837f8
[INFO] checking rustrum/linear-storage against 79c0559184f27f4433a6fbc260b950d06d4a4889 for pr-162233-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustrum%2Flinear-storage" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/rustrum/linear-storage
[INFO] finished tweaking git repo https://github.com/rustrum/linear-storage
[INFO] tweaked toml for git repo https://github.com/rustrum/linear-storage written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rustrum/linear-storage on toolchain 79c0559184f27f4433a6fbc260b950d06d4a4889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rustrum/linear-storage 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" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[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 rustrum/linear-storage against 79c0559184f27f4433a6fbc260b950d06d4a4889 for pr-162233-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustrum%2Flinear-storage" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/rustrum/linear-storage
[INFO] finished tweaking git repo https://github.com/rustrum/linear-storage
[INFO] tweaked toml for git repo https://github.com/rustrum/linear-storage written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rustrum/linear-storage on toolchain 79c0559184f27f4433a6fbc260b950d06d4a4889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rustrum/linear-storage 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" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[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-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3d8e8774addcd1ee862b7973077828bfcd38f1a049354cd986df385303d19151
[INFO] running `Command { std: "docker" "start" "3d8e8774addcd1ee862b7973077828bfcd38f1a049354cd986df385303d19151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d8e8774addcd1ee862b7973077828bfcd38f1a049354cd986df385303d19151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3d8e8774addcd1ee862b7973077828bfcd38f1a049354cd986df385303d19151" "/opt/rustwide/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d8e8774addcd1ee862b7973077828bfcd38f1a049354cd986df385303d19151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3d8e8774addcd1ee862b7973077828bfcd38f1a049354cd986df385303d19151" "/opt/rustwide/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Checking linear-storage-core v0.0.1 (/opt/rustwide/workdir/core)
[INFO] [stderr]     Checking linear-storage v0.0.1 (/opt/rustwide/workdir/storage)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> storage/src/header.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashMap;
[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::error::Error`
[INFO] [stdout]  --> storage/src/header.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `linear_storage_core::StorageError`
[INFO] [stdout]   --> storage/src/header.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use linear_storage_core::StorageError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HEAD_SINGLE` should have an upper camel case name
[INFO] [stdout]   --> storage/src/header.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     HEAD_SINGLE = HEADER_V1 | 0x01,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `HeadSingle`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> storage/src/lib.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |             'bytes: for i in 0..bytes.len() {
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> storage/src/header.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashMap;
[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::error::Error`
[INFO] [stdout]  --> storage/src/header.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `linear_storage_core::StorageError`
[INFO] [stdout]   --> storage/src/header.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use linear_storage_core::StorageError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HEAD_SINGLE` should have an upper camel case name
[INFO] [stdout]   --> storage/src/header.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     HEAD_SINGLE = HEADER_V1 | 0x01,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `HeadSingle`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> storage/src/lib.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |             'bytes: for i in 0..bytes.len() {
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TEST_BLOCK_SIZE`
[INFO] [stdout]    --> storage/src/lib.rs:345:60
[INFO] [stdout]     |
[INFO] [stdout] 345 |     use crate::test::{VecBackend, TEST_BLOCK_PAYLOAD_SIZE, TEST_BLOCK_SIZE};
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `version`, `payload_size`, and `meta_size` are never read
[INFO] [stdout]   --> storage/src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct PayloadInfo {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 16 |     version: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 17 |     first_block: u32,
[INFO] [stdout] 18 |     payload_size: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 19 |     meta_size: u32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `All` is never constructed
[INFO] [stdout]    --> storage/src/lib.rs:299:5
[INFO] [stdout]     |
[INFO] [stdout] 297 | enum Payload {
[INFO] [stdout]     |      ------- variant in this enum
[INFO] [stdout] 298 |     /// Meta + content
[INFO] [stdout] 299 |     All,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Payload` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `empty` and `empty_after` are never read
[INFO] [stdout]    --> storage/src/lib.rs:307:16
[INFO] [stdout]     |
[INFO] [stdout] 306 | struct FreeSpace {
[INFO] [stdout]     |        --------- fields in this struct
[INFO] [stdout] 307 |     pub(crate) empty: BTreeSet<u32>,
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] 308 |     pub(crate) empty_after: u32,
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `header_to_bytes` is never used
[INFO] [stdout]    --> storage/src/header.rs:102:15
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub(crate) fn header_to_bytes(h: &BlockHeader) -> [u8; BLOCK_HEADER_SPACE_BYTES] {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serialize_meta` is never used
[INFO] [stdout]   --> storage/src/meta.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub(crate) fn serialize_meta(metadata: &Metadata) -> Vec<u8> {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `deserialize_meta_entries_only` is never used
[INFO] [stdout]   --> storage/src/meta.rs:78:15
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub(crate) fn deserialize_meta_entries_only(buf: &[u8]) -> Result<Vec<MetaEntry>, StorageError> {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serialize_meta_entries` is never used
[INFO] [stdout]    --> storage/src/meta.rs:100:15
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub(crate) fn serialize_meta_entries(entires: &[MetaEntry]) -> Vec<u8> {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serialize_meta_entry` is never used
[INFO] [stdout]    --> storage/src/meta.rs:131:15
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub(crate) fn serialize_meta_entry(e: &MetaEntry) -> Vec<u8> {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `init_offset` should have an upper case name
[INFO] [stdout]    --> storage/src/meta.rs:147:11
[INFO] [stdout]     |
[INFO] [stdout] 147 |     const init_offset: usize = 5;
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]     |
[INFO] [stdout] 147 -     const init_offset: usize = 5;
[INFO] [stdout] 147 +     const INIT_OFFSET: usize = 5;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> storage/src/meta.rs:244:13
[INFO] [stdout]     |
[INFO] [stdout] 244 |         let mut m1_vec2 = serialize_meta_entry(&m1_deser);
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> storage/src/test/mod.rs:113:17
[INFO] [stdout]     |
[INFO] [stdout] 113 |             for x in idx..buf.len() {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> storage/src/test/mod.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let mut buf = vec![0u8; self.block_size() as usize];
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `version`, `payload_size`, and `meta_size` are never read
[INFO] [stdout]   --> storage/src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct PayloadInfo {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 16 |     version: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 17 |     first_block: u32,
[INFO] [stdout] 18 |     payload_size: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 19 |     meta_size: u32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `All` is never constructed
[INFO] [stdout]    --> storage/src/lib.rs:299:5
[INFO] [stdout]     |
[INFO] [stdout] 297 | enum Payload {
[INFO] [stdout]     |      ------- variant in this enum
[INFO] [stdout] 298 |     /// Meta + content
[INFO] [stdout] 299 |     All,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Payload` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `init_offset` should have an upper case name
[INFO] [stdout]    --> storage/src/meta.rs:147:11
[INFO] [stdout]     |
[INFO] [stdout] 147 |     const init_offset: usize = 5;
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]     |
[INFO] [stdout] 147 -     const init_offset: usize = 5;
[INFO] [stdout] 147 +     const INIT_OFFSET: usize = 5;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "3d8e8774addcd1ee862b7973077828bfcd38f1a049354cd986df385303d19151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d8e8774addcd1ee862b7973077828bfcd38f1a049354cd986df385303d19151", kill_on_drop: false }`
[INFO] [stdout] 3d8e8774addcd1ee862b7973077828bfcd38f1a049354cd986df385303d19151
