[INFO] fetching crate disk_utils 0.0.1...
[INFO] checking disk_utils-0.0.1 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate disk_utils 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate disk_utils 0.0.1 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate disk_utils 0.0.1
[INFO] finished tweaking crates.io crate disk_utils 0.0.1
[INFO] tweaked toml for crates.io crate disk_utils 0.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86fe23dc251d0227ba00f3d741bbcdc2310e1cb89da5b677fdd6d62e5d4df1c3
[INFO] running `Command { std: "docker" "start" "-a" "86fe23dc251d0227ba00f3d741bbcdc2310e1cb89da5b677fdd6d62e5d4df1c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86fe23dc251d0227ba00f3d741bbcdc2310e1cb89da5b677fdd6d62e5d4df1c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86fe23dc251d0227ba00f3d741bbcdc2310e1cb89da5b677fdd6d62e5d4df1c3", kill_on_drop: false }`
[INFO] [stdout] 86fe23dc251d0227ba00f3d741bbcdc2310e1cb89da5b677fdd6d62e5d4df1c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99620ba19c624a081e61f708b50ae5021c8e2158aa6c3410148dc8ea0cdb0f54
[INFO] running `Command { std: "docker" "start" "-a" "99620ba19c624a081e61f708b50ae5021c8e2158aa6c3410148dc8ea0cdb0f54", kill_on_drop: false }`
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking disk_utils v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/testing.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ThreadError(Box<Any + Send + 'static>),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/testing.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ThreadError(Box<Any + Send + 'static>),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/testing.rs:23:15
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl From<Box<Any + Send + 'static>> for TestFileError {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/testing.rs:23:15
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl From<Box<Any + Send + 'static>> for TestFileError {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/testing.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn from(err: Box<Any + Send + 'static>) -> TestFileError {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/testing.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn from(err: Box<Any + Send + 'static>) -> TestFileError {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_flush_err`
[INFO] [stdout]   --> tests/test_redo_log.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn set_flush_err(&mut self, flush_err: bool) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "99620ba19c624a081e61f708b50ae5021c8e2158aa6c3410148dc8ea0cdb0f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99620ba19c624a081e61f708b50ae5021c8e2158aa6c3410148dc8ea0cdb0f54", kill_on_drop: false }`
[INFO] [stdout] 99620ba19c624a081e61f708b50ae5021c8e2158aa6c3410148dc8ea0cdb0f54