[INFO] fetching crate aho-corasick 1.1.2...
[INFO] checking aho-corasick-1.1.2 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-2
[INFO] extracting crate aho-corasick 1.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate aho-corasick 1.1.2 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aho-corasick 1.1.2
[INFO] finished tweaking crates.io crate aho-corasick 1.1.2
[INFO] tweaked toml for crates.io crate aho-corasick 1.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e221cfe06f63c79a60e43edbf59bb12409ba9454ab963242bec6a4464d067d3
[INFO] running `Command { std: "docker" "start" "-a" "1e221cfe06f63c79a60e43edbf59bb12409ba9454ab963242bec6a4464d067d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e221cfe06f63c79a60e43edbf59bb12409ba9454ab963242bec6a4464d067d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e221cfe06f63c79a60e43edbf59bb12409ba9454ab963242bec6a4464d067d3", kill_on_drop: false }`
[INFO] [stdout] 1e221cfe06f63c79a60e43edbf59bb12409ba9454ab963242bec6a4464d067d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d95f344ffa20d6adff5ccfe1073651d1132547fbb6d6228152f77036936bdc7c
[INFO] running `Command { std: "docker" "start" "-a" "d95f344ffa20d6adff5ccfe1073651d1132547fbb6d6228152f77036936bdc7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking aho-corasick v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `or` is never used
[INFO] [stdout]   --> src/packed/vector.rs:92:15
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub(crate) trait Vector:
[INFO] [stdout]    |                  ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 92 |     unsafe fn or(self, vector2: Self) -> Self;
[INFO] [stdout]    |               ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `U8` is never used
[INFO] [stdout]   --> src/util/int.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub(crate) trait U8 {
[INFO] [stdout]    |                  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `low_u8` is never used
[INFO] [stdout]   --> src/util/int.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub(crate) trait U16 {
[INFO] [stdout]    |                  --- method in this trait
[INFO] [stdout] 32 |     fn as_usize(self) -> usize;
[INFO] [stdout] 33 |     fn low_u8(self) -> u8;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `low_u8` and `high_u16` are never used
[INFO] [stdout]   --> src/util/int.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub(crate) trait U32 {
[INFO] [stdout]    |                  --- methods in this trait
[INFO] [stdout] 52 |     fn as_usize(self) -> usize;
[INFO] [stdout] 53 |     fn low_u8(self) -> u8;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 54 |     fn low_u16(self) -> u16;
[INFO] [stdout] 55 |     fn high_u16(self) -> u16;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `low_u8`, `low_u16`, `low_u32`, and `high_u32` are never used
[INFO] [stdout]   --> src/util/int.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub(crate) trait U64 {
[INFO] [stdout]    |                  --- methods in this trait
[INFO] [stdout] 85 |     fn as_usize(self) -> usize;
[INFO] [stdout] 86 |     fn low_u8(self) -> u8;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 87 |     fn low_u16(self) -> u16;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 88 |     fn low_u32(self) -> u32;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 89 |     fn high_u32(self) -> u32;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `as_usize` and `to_bits` are never used
[INFO] [stdout]    --> src/util/int.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub(crate) trait I8 {
[INFO] [stdout]     |                  -- methods in this trait
[INFO] [stdout] 122 |     fn as_usize(self) -> usize;
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 123 |     fn to_bits(self) -> u8;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `as_usize` and `from_bits` are never used
[INFO] [stdout]    --> src/util/int.rs:149:8
[INFO] [stdout]     |
[INFO] [stdout] 148 | pub(crate) trait I32 {
[INFO] [stdout]     |                  --- associated items in this trait
[INFO] [stdout] 149 |     fn as_usize(self) -> usize;
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 150 |     fn to_bits(self) -> u32;
[INFO] [stdout] 151 |     fn from_bits(n: u32) -> i32;
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `as_usize` and `from_bits` are never used
[INFO] [stdout]    --> src/util/int.rs:176:8
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub(crate) trait I64 {
[INFO] [stdout]     |                  --- associated items in this trait
[INFO] [stdout] 176 |     fn as_usize(self) -> usize;
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 177 |     fn to_bits(self) -> u64;
[INFO] [stdout] 178 |     fn from_bits(n: u64) -> i64;
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_u16` is never used
[INFO] [stdout]    --> src/util/int.rs:204:8
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub(crate) trait Usize {
[INFO] [stdout]     |                  ----- method in this trait
[INFO] [stdout] 203 |     fn as_u8(self) -> u8;
[INFO] [stdout] 204 |     fn as_u16(self) -> u16;
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Pointer` is never used
[INFO] [stdout]    --> src/util/int.rs:266:18
[INFO] [stdout]     |
[INFO] [stdout] 266 | pub(crate) trait Pointer {
[INFO] [stdout]     |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `PointerMut` is never used
[INFO] [stdout]    --> src/util/int.rs:276:18
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub(crate) trait PointerMut {
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `U8` is never used
[INFO] [stdout]   --> src/util/int.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub(crate) trait U8 {
[INFO] [stdout]    |                  ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `low_u8` is never used
[INFO] [stdout]   --> src/util/int.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub(crate) trait U16 {
[INFO] [stdout]    |                  --- method in this trait
[INFO] [stdout] 32 |     fn as_usize(self) -> usize;
[INFO] [stdout] 33 |     fn low_u8(self) -> u8;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `high_u16` is never used
[INFO] [stdout]   --> src/util/int.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub(crate) trait U32 {
[INFO] [stdout]    |                  --- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 55 |     fn high_u16(self) -> u16;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `low_u8`, `low_u16`, `low_u32`, and `high_u32` are never used
[INFO] [stdout]   --> src/util/int.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub(crate) trait U64 {
[INFO] [stdout]    |                  --- methods in this trait
[INFO] [stdout] 85 |     fn as_usize(self) -> usize;
[INFO] [stdout] 86 |     fn low_u8(self) -> u8;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 87 |     fn low_u16(self) -> u16;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 88 |     fn low_u32(self) -> u32;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 89 |     fn high_u32(self) -> u32;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `as_usize` and `to_bits` are never used
[INFO] [stdout]    --> src/util/int.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub(crate) trait I8 {
[INFO] [stdout]     |                  -- methods in this trait
[INFO] [stdout] 122 |     fn as_usize(self) -> usize;
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 123 |     fn to_bits(self) -> u8;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `as_usize` and `from_bits` are never used
[INFO] [stdout]    --> src/util/int.rs:149:8
[INFO] [stdout]     |
[INFO] [stdout] 148 | pub(crate) trait I32 {
[INFO] [stdout]     |                  --- associated items in this trait
[INFO] [stdout] 149 |     fn as_usize(self) -> usize;
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 150 |     fn to_bits(self) -> u32;
[INFO] [stdout] 151 |     fn from_bits(n: u32) -> i32;
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `as_usize` and `from_bits` are never used
[INFO] [stdout]    --> src/util/int.rs:176:8
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub(crate) trait I64 {
[INFO] [stdout]     |                  --- associated items in this trait
[INFO] [stdout] 176 |     fn as_usize(self) -> usize;
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 177 |     fn to_bits(self) -> u64;
[INFO] [stdout] 178 |     fn from_bits(n: u64) -> i64;
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_u16` is never used
[INFO] [stdout]    --> src/util/int.rs:204:8
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub(crate) trait Usize {
[INFO] [stdout]     |                  ----- method in this trait
[INFO] [stdout] 203 |     fn as_u8(self) -> u8;
[INFO] [stdout] 204 |     fn as_u16(self) -> u16;
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Pointer` is never used
[INFO] [stdout]    --> src/util/int.rs:266:18
[INFO] [stdout]     |
[INFO] [stdout] 266 | pub(crate) trait Pointer {
[INFO] [stdout]     |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `PointerMut` is never used
[INFO] [stdout]    --> src/util/int.rs:276:18
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub(crate) trait PointerMut {
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `Command { std: "docker" "inspect" "d95f344ffa20d6adff5ccfe1073651d1132547fbb6d6228152f77036936bdc7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d95f344ffa20d6adff5ccfe1073651d1132547fbb6d6228152f77036936bdc7c", kill_on_drop: false }`
[INFO] [stdout] d95f344ffa20d6adff5ccfe1073651d1132547fbb6d6228152f77036936bdc7c