[INFO] fetching crate xfs 0.2.0...
[INFO] testing xfs-0.2.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate xfs 0.2.0 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate xfs 0.2.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xfs 0.2.0
[INFO] finished tweaking crates.io crate xfs 0.2.0
[INFO] tweaked toml for crates.io crate xfs 0.2.0 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3efe31c94e40de8664c570d973026b22812f73ffa47b14fd9b270f0360225dbc
[INFO] running `Command { std: "docker" "start" "-a" "3efe31c94e40de8664c570d973026b22812f73ffa47b14fd9b270f0360225dbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3efe31c94e40de8664c570d973026b22812f73ffa47b14fd9b270f0360225dbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3efe31c94e40de8664c570d973026b22812f73ffa47b14fd9b270f0360225dbc", kill_on_drop: false }`
[INFO] [stdout] 3efe31c94e40de8664c570d973026b22812f73ffa47b14fd9b270f0360225dbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db98a143f69a5abfe9da31620842e52b5c7e36ab67c857231a80ec5e56d43446
[INFO] running `Command { std: "docker" "start" "-a" "db98a143f69a5abfe9da31620842e52b5c7e36ab67c857231a80ec5e56d43446", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling xfs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:603:5
[INFO] [stdout]     |
[INFO] [stdout] 603 |     try!(f.read_to_string(&mut s));
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:601:17
[INFO] [stdout]     |
[INFO] [stdout] 601 |     let mut f = try!(File::open("/proc/fs/xfs/stat"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:608:20
[INFO] [stdout]     |
[INFO] [stdout] 608 |     let contents = try!(read());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:568:32
[INFO] [stdout]     |
[INFO] [stdout] 568 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 568 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 568 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:562:42
[INFO] [stdout]     |
[INFO] [stdout] 562 |             XfsError::Io(ref err) => err.description(),
[INFO] [stdout]     |                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "db98a143f69a5abfe9da31620842e52b5c7e36ab67c857231a80ec5e56d43446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db98a143f69a5abfe9da31620842e52b5c7e36ab67c857231a80ec5e56d43446", kill_on_drop: false }`
[INFO] [stdout] db98a143f69a5abfe9da31620842e52b5c7e36ab67c857231a80ec5e56d43446
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6022633b79bef01a52b19f9aa8725e7e0679786f4464c125055fb64d145d9b5
[INFO] running `Command { std: "docker" "start" "-a" "c6022633b79bef01a52b19f9aa8725e7e0679786f4464c125055fb64d145d9b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling xfs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:603:5
[INFO] [stdout]     |
[INFO] [stdout] 603 |     try!(f.read_to_string(&mut s));
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:601:17
[INFO] [stdout]     |
[INFO] [stdout] 601 |     let mut f = try!(File::open("/proc/fs/xfs/stat"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:608:20
[INFO] [stdout]     |
[INFO] [stdout] 608 |     let contents = try!(read());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:568:32
[INFO] [stdout]     |
[INFO] [stdout] 568 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 568 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 568 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:562:42
[INFO] [stdout]     |
[INFO] [stdout] 562 |             XfsError::Io(ref err) => err.description(),
[INFO] [stdout]     |                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:603:5
[INFO] [stdout]     |
[INFO] [stdout] 603 |     try!(f.read_to_string(&mut s));
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:601:17
[INFO] [stdout]     |
[INFO] [stdout] 601 |     let mut f = try!(File::open("/proc/fs/xfs/stat"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:608:20
[INFO] [stdout]     |
[INFO] [stdout] 608 |     let contents = try!(read());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:568:32
[INFO] [stdout]     |
[INFO] [stdout] 568 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 568 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 568 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:562:42
[INFO] [stdout]     |
[INFO] [stdout] 562 |             XfsError::Io(ref err) => err.description(),
[INFO] [stdout]     |                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "c6022633b79bef01a52b19f9aa8725e7e0679786f4464c125055fb64d145d9b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6022633b79bef01a52b19f9aa8725e7e0679786f4464c125055fb64d145d9b5", kill_on_drop: false }`
[INFO] [stdout] c6022633b79bef01a52b19f9aa8725e7e0679786f4464c125055fb64d145d9b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d8f077f025535d3efd7ef6b681ba6566be5edd18e42a32325ebdc4c3c3849be
[INFO] running `Command { std: "docker" "start" "-a" "9d8f077f025535d3efd7ef6b681ba6566be5edd18e42a32325ebdc4c3c3849be", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:603:5
[INFO] [stderr]     |
[INFO] [stderr] 603 |     try!(f.read_to_string(&mut s));
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] running 21 tests
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:601:17
[INFO] [stderr]     |
[INFO] [stderr] 601 |     let mut f = try!(File::open("/proc/fs/xfs/stat"));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:608:20
[INFO] [stderr]     |
[INFO] [stderr] 608 |     let contents = try!(read());
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:568:32
[INFO] [stderr]     |
[INFO] [stderr] 568 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 568 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr] 568 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:562:42
[INFO] [stderr]     |
[INFO] [stderr] 562 |             XfsError::Io(ref err) => err.description(),
[INFO] [stderr]     |                                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `xfs` (lib) generated 5 warnings
[INFO] [stderr] warning: `xfs` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/xfs-18cfe9add9a225c7)
[INFO] [stderr]    Doc-tests xfs
[INFO] [stdout] test tests::it_parses_allocation_btree ... ok
[INFO] [stdout] test tests::it_parses_a_u32 ... ok
[INFO] [stdout] test tests::it_parses_a_u32_with_whitespace ... ok
[INFO] [stdout] test tests::it_parses_attribute_operations ... ok
[INFO] [stdout] test tests::it_parses_block_map_btree ... ok
[INFO] [stdout] test tests::it_parses_block_mapping ... ok
[INFO] [stdout] test tests::it_parses_buf_statistics ... ok
[INFO] [stdout] test tests::it_parses_debug ... ok
[INFO] [stdout] test tests::it_parses_directory_operations ... ok
[INFO] [stdout] test tests::it_parses_extent_allocation ... ok
[INFO] [stdout] test tests::it_parses_extended_precision_counters ... ok
[INFO] [stdout] test tests::it_parses_inode_clustering ... ok
[INFO] [stdout] test tests::it_parses_inode_operations ... ok
[INFO] [stdout] test tests::it_parses_example ... ok
[INFO] [stdout] test tests::it_parses_io_map_write_convert ... ok
[INFO] [stdout] test tests::it_parses_log_operations ... ok
[INFO] [stdout] test tests::it_parses_read_write_stats ... ok
[INFO] [stdout] test tests::it_parses_newer_version_with_extra_fields ... ok
[INFO] [stdout] test tests::it_parses_tail_pushing_stats ... ok
[INFO] [stdout] test tests::it_parses_transactions ... ok
[INFO] [stdout] test tests::it_parses_vnode_statistics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "9d8f077f025535d3efd7ef6b681ba6566be5edd18e42a32325ebdc4c3c3849be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d8f077f025535d3efd7ef6b681ba6566be5edd18e42a32325ebdc4c3c3849be", kill_on_drop: false }`
[INFO] [stdout] 9d8f077f025535d3efd7ef6b681ba6566be5edd18e42a32325ebdc4c3c3849be