[INFO] fetching crate compiletest_rs 0.10.2...
[INFO] checking compiletest_rs-0.10.2 against master#020bbe46bdf613c0b8211984eaa8e5fe97d6c92d for pr-122960
[INFO] extracting crate compiletest_rs 0.10.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate compiletest_rs 0.10.2 on toolchain 020bbe46bdf613c0b8211984eaa8e5fe97d6c92d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate compiletest_rs 0.10.2
[INFO] finished tweaking crates.io crate compiletest_rs 0.10.2
[INFO] tweaked toml for crates.io crate compiletest_rs 0.10.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_users v0.4.4
[INFO] [stderr]   Downloaded term v0.7.0
[INFO] [stderr]   Downloaded dirs-next v2.0.0
[INFO] [stderr]   Downloaded diff v0.1.13
[INFO] [stderr]   Downloaded filetime v0.2.23
[INFO] [stderr]   Downloaded miow v0.3.7
[INFO] [stderr]   Downloaded rustfix v0.6.1
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] [stderr]   Downloaded num_cpus v1.16.0
[INFO] [stderr]   Downloaded libredox v0.0.1
[INFO] [stderr]   Downloaded dirs-sys-next v0.1.2
[INFO] [stderr]   Downloaded rustversion v1.0.14
[INFO] [stderr]   Downloaded tester v0.9.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3860485a6ac15e68d10c9584b65546b10f0117f0bf298d8a760fb64ea2fc75c
[INFO] running `Command { std: "docker" "start" "-a" "c3860485a6ac15e68d10c9584b65546b10f0117f0bf298d8a760fb64ea2fc75c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3860485a6ac15e68d10c9584b65546b10f0117f0bf298d8a760fb64ea2fc75c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3860485a6ac15e68d10c9584b65546b10f0117f0bf298d8a760fb64ea2fc75c", kill_on_drop: false }`
[INFO] [stdout] c3860485a6ac15e68d10c9584b65546b10f0117f0bf298d8a760fb64ea2fc75c
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcbb3adaf077d34266186b3a4d577ef9fa5942586bbe87de003bc348e9d93f90
[INFO] running `Command { std: "docker" "start" "-a" "dcbb3adaf077d34266186b3a4d577ef9fa5942586bbe87de003bc348e9d93f90", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling compiletest_rs v0.10.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking tester v0.9.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking rustfix v0.6.1
[INFO] [stdout] error: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/json.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | extern crate serde_json;
[INFO] [stdout]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![deny(unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `libc` is imported redundantly
[INFO] [stdout]   --> src/read2.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     use libc;
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | extern crate libc;
[INFO] [stdout]    | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `diff` is imported redundantly
[INFO] [stdout]   --> src/runtest.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use diff;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | extern crate diff;
[INFO] [stdout]    | ------------------ the item `diff` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/json.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | extern crate serde_json;
[INFO] [stdout]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![deny(unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `libc` is imported redundantly
[INFO] [stdout]   --> src/read2.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     use libc;
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | extern crate libc;
[INFO] [stdout]    | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `diff` is imported redundantly
[INFO] [stdout]   --> src/runtest.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use diff;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | extern crate diff;
[INFO] [stdout]    | ------------------ the item `diff` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compiletest_rs` (lib test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compiletest_rs` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "dcbb3adaf077d34266186b3a4d577ef9fa5942586bbe87de003bc348e9d93f90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcbb3adaf077d34266186b3a4d577ef9fa5942586bbe87de003bc348e9d93f90", kill_on_drop: false }`
[INFO] [stdout] dcbb3adaf077d34266186b3a4d577ef9fa5942586bbe87de003bc348e9d93f90