[INFO] fetching crate memgrep 0.2.0... [INFO] testing memgrep-0.2.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate memgrep 0.2.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate memgrep 0.2.0 [INFO] finished tweaking crates.io crate memgrep 0.2.0 [INFO] tweaked toml for crates.io crate memgrep 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate memgrep 0.2.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate memgrep 0.2.0 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 35c57a6e3d024aac0276c51612cf17dcce274ebce6be56c0a9c11f801cd8aec5 [INFO] running `Command { std: "docker" "start" "-a" "35c57a6e3d024aac0276c51612cf17dcce274ebce6be56c0a9c11f801cd8aec5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "35c57a6e3d024aac0276c51612cf17dcce274ebce6be56c0a9c11f801cd8aec5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35c57a6e3d024aac0276c51612cf17dcce274ebce6be56c0a9c11f801cd8aec5", kill_on_drop: false }` [INFO] [stdout] 35c57a6e3d024aac0276c51612cf17dcce274ebce6be56c0a9c11f801cd8aec5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4729fc3961260d81c15a161d87df898040c5cfcbe3a5417f31832d1949cfae73 [INFO] running `Command { std: "docker" "start" "-a" "4729fc3961260d81c15a161d87df898040c5cfcbe3a5417f31832d1949cfae73", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Compiling once_cell v1.14.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling os_str_bytes v6.3.0 [INFO] [stderr] Compiling tracing-core v0.1.29 [INFO] [stderr] Compiling anyhow v1.0.64 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling thread_local v1.1.4 [INFO] [stderr] Compiling sharded-slab v0.1.4 [INFO] [stderr] Compiling clap_lex v0.2.4 [INFO] [stderr] Compiling smallvec v1.9.0 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling memmem v0.1.1 [INFO] [stderr] Compiling tracing-log v0.1.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling tracing-subscriber v0.3.15 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling thiserror-impl v1.0.34 [INFO] [stderr] Compiling clap_derive v3.2.18 [INFO] [stderr] Compiling tracing-attributes v0.1.22 [INFO] [stderr] Compiling thiserror v1.0.34 [INFO] [stderr] Compiling tracing v0.1.36 [INFO] [stderr] Compiling clap v3.2.20 [INFO] [stderr] Compiling memgrep v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/maps.rs:27:10 [INFO] [stdout] | [INFO] [stdout] 27 | File(String), [INFO] [stdout] | ---- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MapsPath` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 27 - File(String), [INFO] [stdout] 27 + File(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `offset` and `dev` are never read [INFO] [stdout] --> src/maps.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 48 | pub struct MapsRecord { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 64 | pub offset: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | pub dev: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MapsRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.76s [INFO] running `Command { std: "docker" "inspect" "4729fc3961260d81c15a161d87df898040c5cfcbe3a5417f31832d1949cfae73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4729fc3961260d81c15a161d87df898040c5cfcbe3a5417f31832d1949cfae73", kill_on_drop: false }` [INFO] [stdout] 4729fc3961260d81c15a161d87df898040c5cfcbe3a5417f31832d1949cfae73 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ba39b220937baea71021eb783876068072a2db2a1c7c61bbf3083526ef237b25 [INFO] running `Command { std: "docker" "start" "-a" "ba39b220937baea71021eb783876068072a2db2a1c7c61bbf3083526ef237b25", kill_on_drop: false }` [INFO] [stderr] Compiling memgrep v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/maps.rs:27:10 [INFO] [stdout] | [INFO] [stdout] 27 | File(String), [INFO] [stdout] | ---- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `MapsPath` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 27 - File(String), [INFO] [stdout] 27 + File(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `offset` and `dev` are never read [INFO] [stdout] --> src/maps.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 48 | pub struct MapsRecord { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 64 | pub offset: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | pub dev: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MapsRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "ba39b220937baea71021eb783876068072a2db2a1c7c61bbf3083526ef237b25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba39b220937baea71021eb783876068072a2db2a1c7c61bbf3083526ef237b25", kill_on_drop: false }` [INFO] [stdout] ba39b220937baea71021eb783876068072a2db2a1c7c61bbf3083526ef237b25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 69a605796a82d3b0af539a74c91289580a9e938df7db0aeb2111bd2d0f7f9e6f [INFO] running `Command { std: "docker" "start" "-a" "69a605796a82d3b0af539a74c91289580a9e938df7db0aeb2111bd2d0f7f9e6f", kill_on_drop: false }` [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/maps.rs:27:10 [INFO] [stderr] | [INFO] [stderr] 27 | File(String), [INFO] [stderr] | ---- ^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `MapsPath` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 27 - File(String), [INFO] [stderr] 27 + File(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: fields `offset` and `dev` are never read [INFO] [stderr] --> src/maps.rs:64:9 [INFO] [stderr] | [INFO] [stderr] 48 | pub struct MapsRecord { [INFO] [stderr] | ---------- fields in this struct [INFO] [stderr] ... [INFO] [stderr] 64 | pub offset: usize, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 67 | pub dev: String, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `MapsRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: `memgrep` (bin "memgrep" test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/memgrep-2d72ca5cbc0144a9) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "69a605796a82d3b0af539a74c91289580a9e938df7db0aeb2111bd2d0f7f9e6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69a605796a82d3b0af539a74c91289580a9e938df7db0aeb2111bd2d0f7f9e6f", kill_on_drop: false }` [INFO] [stdout] 69a605796a82d3b0af539a74c91289580a9e938df7db0aeb2111bd2d0f7f9e6f