[INFO] fetching crate librapidarchive 0.2.0...
[INFO] checking librapidarchive-0.2.0 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate librapidarchive 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate librapidarchive 0.2.0 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate librapidarchive 0.2.0
[INFO] finished tweaking crates.io crate librapidarchive 0.2.0
[INFO] tweaked toml for crates.io crate librapidarchive 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a9696cd2a9d5e9614b0e617e6ddf205cd578d5945bca2c13fbbabb9abe73bde
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8a9696cd2a9d5e9614b0e617e6ddf205cd578d5945bca2c13fbbabb9abe73bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a9696cd2a9d5e9614b0e617e6ddf205cd578d5945bca2c13fbbabb9abe73bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a9696cd2a9d5e9614b0e617e6ddf205cd578d5945bca2c13fbbabb9abe73bde", kill_on_drop: false }`
[INFO] [stdout] 8a9696cd2a9d5e9614b0e617e6ddf205cd578d5945bca2c13fbbabb9abe73bde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b0293d990bebcee21b9fac8ef4d5ffefa3234f6c692d41a4623b64dae33def8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8b0293d990bebcee21b9fac8ef4d5ffefa3234f6c692d41a4623b64dae33def8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking pad v0.1.6
[INFO] [stderr]     Checking byteorder v1.3.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking librapidarchive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tar/recovery.rs:72:32
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn recover_data(sink: &mut ArchivalSink<RecoveryEntry>, format: TarFormat, lost: Vec<DataZone<RecoveryEntry>>) -> io::Result<Option<V...
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArchivalSink<RecoveryEntry>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tar/mod.rs:93:72
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub fn serialize<I>(traversal: &header::HeaderGenResult, tarball: &mut ArchivalSink<I>) -> io::Result<u64> {
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArchivalSink<I>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/traverse.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs/portable.rs:85:117
[INFO] [stdout]    |
[INFO] [stdout] 85 | ..., limit: Option<u64>) -> io::Result<Box<ArchivalSink<I>>> where ffi::OsString: From<P>, P: Clone, I: 'static + Send + Clone + PartialEq {
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArchivalSink<I>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/fs/portable.rs:120:71
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub fn open_tape<P: AsRef<path::Path>>(_tapedev: P) -> io::Result<Box<tape::TapeDevice>> where ffi::OsString: From<P>, P: Clone {
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn tape::TapeDevice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs/unix.rs:22:117
[INFO] [stdout]    |
[INFO] [stdout] 22 | ..., limit: Option<u64>) -> io::Result<Box<ArchivalSink<I>>> where ffi::OsString: From<P>, P: Clone, I: 'static + Send + Clone + PartialEq {
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArchivalSink<I>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs/unix.rs:50:70
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn open_tape<P: AsRef<path::Path>>(tapedev: P) -> io::Result<Box<tape::TapeDevice>> where ffi::OsString: From<P>, P: Clone {
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn tape::TapeDevice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tar/recovery.rs:72:32
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn recover_data(sink: &mut ArchivalSink<RecoveryEntry>, format: TarFormat, lost: Vec<DataZone<RecoveryEntry>>) -> io::Result<Option<V...
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArchivalSink<RecoveryEntry>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tar/mod.rs:93:72
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub fn serialize<I>(traversal: &header::HeaderGenResult, tarball: &mut ArchivalSink<I>) -> io::Result<u64> {
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArchivalSink<I>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/traverse.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs/portable.rs:85:117
[INFO] [stdout]    |
[INFO] [stdout] 85 | ..., limit: Option<u64>) -> io::Result<Box<ArchivalSink<I>>> where ffi::OsString: From<P>, P: Clone, I: 'static + Send + Clone + PartialEq {
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArchivalSink<I>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/fs/portable.rs:120:71
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub fn open_tape<P: AsRef<path::Path>>(_tapedev: P) -> io::Result<Box<tape::TapeDevice>> where ffi::OsString: From<P>, P: Clone {
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn tape::TapeDevice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs/unix.rs:22:117
[INFO] [stdout]    |
[INFO] [stdout] 22 | ..., limit: Option<u64>) -> io::Result<Box<ArchivalSink<I>>> where ffi::OsString: From<P>, P: Clone, I: 'static + Send + Clone + PartialEq {
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArchivalSink<I>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs/unix.rs:50:70
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn open_tape<P: AsRef<path::Path>>(tapedev: P) -> io::Result<Box<tape::TapeDevice>> where ffi::OsString: From<P>, P: Clone {
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn tape::TapeDevice`
[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/traverse.rs:29:33
[INFO] [stdout]    |
[INFO] [stdout] 29 |             IOError(err) => err.description()
[INFO] [stdout]    |                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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/traverse.rs:29:33
[INFO] [stdout]    |
[INFO] [stdout] 29 |             IOError(err) => err.description()
[INFO] [stdout]    |                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/unix.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let mut username;
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/unix.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     let mut groupname;
[INFO] [stdout]     |         ----^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `drain_buf_until_empty`
[INFO] [stdout]    --> src/concurrentbuf.rs:206:8
[INFO] [stdout]     |
[INFO] [stdout] 206 |     fn drain_buf_until_empty(&mut self) -> io::Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/unix.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let mut username;
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fs/unix.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     let mut groupname;
[INFO] [stdout]     |         ----^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `drain_buf_until_empty`
[INFO] [stdout]    --> src/concurrentbuf.rs:206:8
[INFO] [stdout]     |
[INFO] [stdout] 206 |     fn drain_buf_until_empty(&mut self) -> io::Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.48s
[INFO] running `Command { std: "docker" "inspect" "8b0293d990bebcee21b9fac8ef4d5ffefa3234f6c692d41a4623b64dae33def8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b0293d990bebcee21b9fac8ef4d5ffefa3234f6c692d41a4623b64dae33def8", kill_on_drop: false }`
[INFO] [stdout] 8b0293d990bebcee21b9fac8ef4d5ffefa3234f6c692d41a4623b64dae33def8
