[INFO] crate varlink 8.1.0 is already in cache [INFO] extracting crate varlink 8.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/varlink/8.1.0 [INFO] extracting crate varlink 8.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/varlink/8.1.0 [INFO] validating manifest of varlink-8.1.0 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of varlink-8.1.0 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing varlink-8.1.0 [INFO] finished frobbing varlink-8.1.0 [INFO] frobbed toml for varlink-8.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/varlink/8.1.0/Cargo.toml [INFO] started frobbing varlink-8.1.0 [INFO] finished frobbing varlink-8.1.0 [INFO] frobbed toml for varlink-8.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/varlink/8.1.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing varlink-8.1.0 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/varlink/8.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 41e10d6775984e62e39d13e8c0da2a5071a685f5b4d2136cf35c7de0b386174b [INFO] running `"docker" "start" "-a" "41e10d6775984e62e39d13e8c0da2a5071a685f5b4d2136cf35c7de0b386174b"` [INFO] [stderr] Compiling unix_socket v0.5.0 [INFO] [stderr] Compiling varlink v8.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/client.rs:180:44 [INFO] [stderr] | [INFO] [stderr] 180 | pub fn split(&mut self) -> Result<(Box, Box)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + Send + Sync` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/client.rs:180:69 [INFO] [stderr] | [INFO] [stderr] 180 | pub fn split(&mut self) -> Result<(Box, Box)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:40:44 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn split(&mut self) -> Result<(Box, Box)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:40:69 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn split(&mut self) -> Result<(Box, Box)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: the item `FromRawFd` is imported redundantly [INFO] [stderr] --> src/server.rs:203:9 [INFO] [stderr] | [INFO] [stderr] 20 | use std::os::unix::io::{AsRawFd, FromRawFd, IntoRawFd, RawFd}; [INFO] [stderr] | --------- the item `FromRawFd` is already imported here [INFO] [stderr] ... [INFO] [stderr] 203 | use std::os::unix::io::FromRawFd; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:489:16 [INFO] [stderr] | [INFO] [stderr] 489 | type Job = Box; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send + 'static` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:352:62 [INFO] [stderr] | [INFO] [stderr] 352 | fn call_upgraded(&self, call: &mut Call, bufreader: &mut BufRead) -> Result>; [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:549:25 [INFO] [stderr] | [INFO] [stderr] 549 | pub writer: &'a mut Write, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:749:32 [INFO] [stderr] | [INFO] [stderr] 749 | pub fn new(writer: &'a mut Write, request: &'a Request<'a>) -> Self { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:757:37 [INFO] [stderr] | [INFO] [stderr] 757 | fn new_upgraded(writer: &'a mut Write) -> Self { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:795:38 [INFO] [stderr] | [INFO] [stderr] 795 | pub reader: Option>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:796:28 [INFO] [stderr] | [INFO] [stderr] 796 | pub writer: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:938:34 [INFO] [stderr] | [INFO] [stderr] 938 | reader: Option>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:939:24 [INFO] [stderr] | [INFO] [stderr] 939 | writer: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1189:44 [INFO] [stderr] | [INFO] [stderr] 1189 | ifaces: HashMap, Box>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Interface + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1230:63 [INFO] [stderr] | [INFO] [stderr] 1230 | fn call_upgraded(&self, call: &mut Call, _bufreader: &mut BufRead) -> Result> { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1320:29 [INFO] [stderr] | [INFO] [stderr] 1320 | interfaces: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Interface + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1322:62 [INFO] [stderr] | [INFO] [stderr] 1322 | let mut ifhashmap = HashMap::, Box>::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Interface + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1358:25 [INFO] [stderr] | [INFO] [stderr] 1358 | bufreader: &mut BufRead, [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1377:25 [INFO] [stderr] | [INFO] [stderr] 1377 | bufreader: &mut BufRead, [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1378:22 [INFO] [stderr] | [INFO] [stderr] 1378 | writer: &mut Write, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1417:25 [INFO] [stderr] | [INFO] [stderr] 1417 | bufreader: &mut BufRead, [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1418:22 [INFO] [stderr] | [INFO] [stderr] 1418 | writer: &mut Write, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead [INFO] [stderr] --> src/client.rs:59:10 [INFO] [stderr] | [INFO] [stderr] 59 | .before_exec({ [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.21s [INFO] running `"docker" "inspect" "41e10d6775984e62e39d13e8c0da2a5071a685f5b4d2136cf35c7de0b386174b"` [INFO] running `"docker" "rm" "-f" "41e10d6775984e62e39d13e8c0da2a5071a685f5b4d2136cf35c7de0b386174b"` [INFO] [stdout] 41e10d6775984e62e39d13e8c0da2a5071a685f5b4d2136cf35c7de0b386174b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/varlink/8.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] c544f915abe448f48355884e589f641911f7d3e4fe05a8015455c77fa77cde04 [INFO] running `"docker" "start" "-a" "c544f915abe448f48355884e589f641911f7d3e4fe05a8015455c77fa77cde04"` [INFO] [stderr] Compiling varlink v8.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/client.rs:180:44 [INFO] [stderr] | [INFO] [stderr] 180 | pub fn split(&mut self) -> Result<(Box, Box)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + Send + Sync` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/client.rs:180:69 [INFO] [stderr] | [INFO] [stderr] 180 | pub fn split(&mut self) -> Result<(Box, Box)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:40:44 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn split(&mut self) -> Result<(Box, Box)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:40:69 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn split(&mut self) -> Result<(Box, Box)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: the item `FromRawFd` is imported redundantly [INFO] [stderr] --> src/server.rs:203:9 [INFO] [stderr] | [INFO] [stderr] 20 | use std::os::unix::io::{AsRawFd, FromRawFd, IntoRawFd, RawFd}; [INFO] [stderr] | --------- the item `FromRawFd` is already imported here [INFO] [stderr] ... [INFO] [stderr] 203 | use std::os::unix::io::FromRawFd; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:489:16 [INFO] [stderr] | [INFO] [stderr] 489 | type Job = Box; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send + 'static` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:352:62 [INFO] [stderr] | [INFO] [stderr] 352 | fn call_upgraded(&self, call: &mut Call, bufreader: &mut BufRead) -> Result>; [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:549:25 [INFO] [stderr] | [INFO] [stderr] 549 | pub writer: &'a mut Write, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:749:32 [INFO] [stderr] | [INFO] [stderr] 749 | pub fn new(writer: &'a mut Write, request: &'a Request<'a>) -> Self { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:757:37 [INFO] [stderr] | [INFO] [stderr] 757 | fn new_upgraded(writer: &'a mut Write) -> Self { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:795:38 [INFO] [stderr] | [INFO] [stderr] 795 | pub reader: Option>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:796:28 [INFO] [stderr] | [INFO] [stderr] 796 | pub writer: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:938:34 [INFO] [stderr] | [INFO] [stderr] 938 | reader: Option>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:939:24 [INFO] [stderr] | [INFO] [stderr] 939 | writer: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1189:44 [INFO] [stderr] | [INFO] [stderr] 1189 | ifaces: HashMap, Box>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Interface + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1230:63 [INFO] [stderr] | [INFO] [stderr] 1230 | fn call_upgraded(&self, call: &mut Call, _bufreader: &mut BufRead) -> Result> { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1320:29 [INFO] [stderr] | [INFO] [stderr] 1320 | interfaces: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Interface + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1322:62 [INFO] [stderr] | [INFO] [stderr] 1322 | let mut ifhashmap = HashMap::, Box>::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Interface + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1358:25 [INFO] [stderr] | [INFO] [stderr] 1358 | bufreader: &mut BufRead, [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1377:25 [INFO] [stderr] | [INFO] [stderr] 1377 | bufreader: &mut BufRead, [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1378:22 [INFO] [stderr] | [INFO] [stderr] 1378 | writer: &mut Write, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1417:25 [INFO] [stderr] | [INFO] [stderr] 1417 | bufreader: &mut BufRead, [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1418:22 [INFO] [stderr] | [INFO] [stderr] 1418 | writer: &mut Write, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead [INFO] [stderr] --> src/client.rs:59:10 [INFO] [stderr] | [INFO] [stderr] 59 | .before_exec({ [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.77s [INFO] running `"docker" "inspect" "c544f915abe448f48355884e589f641911f7d3e4fe05a8015455c77fa77cde04"` [INFO] running `"docker" "rm" "-f" "c544f915abe448f48355884e589f641911f7d3e4fe05a8015455c77fa77cde04"` [INFO] [stdout] c544f915abe448f48355884e589f641911f7d3e4fe05a8015455c77fa77cde04 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/varlink/8.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 532c040e173144026ae91a6df5020d7376ddaa92c6d36cc8bc6cd780221f8d69 [INFO] running `"docker" "start" "-a" "532c040e173144026ae91a6df5020d7376ddaa92c6d36cc8bc6cd780221f8d69"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/varlink-d5e78264b5b7cce6 [INFO] [stderr] thread '' panicked at 'Error listen: src/server.rs:282: Io( [INFO] [stdout] [INFO] [stderr] Other, [INFO] [stdout] running 2 tests [INFO] [stderr] ) [INFO] [stdout] test test::test_handle ... ok [INFO] [stderr] Caused by: [INFO] [stderr] Os { [INFO] [stderr] code: 30, [INFO] [stderr] kind: Other, [INFO] [stderr] message: "Read-only file system", [INFO] [stderr] }', src/test.rs:18:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56039710641b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x56039710641b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x56039710641b - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x56039710641b - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x56039710641b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x5603971060f6 - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x560397106b8d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x560397106712 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x56039710665f - std::panicking::begin_panic_fmt::h4b478f1ed53f4521 [INFO] [stderr] at src/libstd/panicking.rs:339 [INFO] [stderr] 9: 0x560397008492 - varlink::test::test_listen::run_app::h9039024500b41baf [INFO] [stderr] at src/test.rs:18 [INFO] [stderr] 10: 0x560397007fea - varlink::test::test_listen::{{closure}}::hc15889803b75e27c [INFO] [stderr] at src/test.rs:122 [INFO] [stderr] 11: 0x560397048eab - std::sys_common::backtrace::__rust_begin_short_backtrace::h41eacc065c238871 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 12: 0x56039701e94d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hecfcecbbf65bda24 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stderr] 13: 0x56039700c20d - as core::ops::function::FnOnce<()>>::call_once::h7eaf49411bf13cab [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stderr] 14: 0x5603970636d0 - std::panicking::try::do_call::h6c73635197f7fcf6 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stderr] 15: 0x56039710c10a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 16: 0x560397063566 - std::panicking::try::hd95d19e7d680aee9 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stderr] 17: 0x56039700d20d - std::panic::catch_unwind::h5978b01cb670f7b1 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stderr] 18: 0x56039701e73a - std::thread::Builder::spawn_unchecked::{{closure}}::h2068b7be108451d3 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stderr] 19: 0x56039707d5a3 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6abf838025156822 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stderr] 20: 0x5603970f9c1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stderr] 21: 0x56039710b7b0 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stderr] 22: 0x56039710b7b0 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 23: 0x56039710b7b0 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 24: 0x7f981e95e4a4 - start_thread [INFO] [stderr] 25: 0x7f981e489d0f - __clone [INFO] [stderr] 26: 0x0 - [INFO] [stdout] test test::test_listen ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test::test_listen stdout ---- [INFO] [stdout] Error: src/client.rs:172: Io(NotFound) [INFO] [stdout] Caused by: [INFO] [stdout] Os { code: 2, kind: NotFound, message: "No such file or directory" } [INFO] [stdout] thread 'test::test_listen' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `1`, [INFO] [stdout] right: `0`: the test returned a termination value with a non-zero status code (1) which indicates a failure', src/libtest/lib.rs:336:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x56039710641b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x56039710641b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x56039710641b - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x56039710641b - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x56039710641b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56039710608c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x560397106b8d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x560397106712 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x56039710665f - std::panicking::begin_panic_fmt::h4b478f1ed53f4521 [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x5603970651d9 - test::assert_test_result::hd691f09458f01c18 [INFO] [stdout] at /opt/crater/workdir/<::std::macros::panic macros>:8 [INFO] [stdout] 10: 0x560397007bcc - varlink::test::test_listen::{{closure}}::h6d2b6c7e6882a86a [INFO] [stdout] at src/test.rs:6 [INFO] [stdout] 11: 0x56039707d70e - core::ops::function::FnOnce::call_once::h38244be05d4e3362 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x560397090c1f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: 0x56039710c10a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x5603970ab20e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5603970ab20e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5603970ab20e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 17: 0x560397086645 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 18: 0x56039708a855 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 19: 0x56039708a855 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 20: 0x56039708a855 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 21: 0x56039710c10a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 22: 0x56039708ae52 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 23: 0x56039708ae52 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x56039708ae52 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 25: 0x56039708ae52 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 26: 0x5603970f9c1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 27: 0x56039710b7b0 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 28: 0x56039710b7b0 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 29: 0x56039710b7b0 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 30: 0x7f981e95e4a4 - start_thread [INFO] [stdout] 31: 0x7f981e489d0f - __clone [INFO] [stdout] 32: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test::test_listen [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `"docker" "inspect" "532c040e173144026ae91a6df5020d7376ddaa92c6d36cc8bc6cd780221f8d69"` [INFO] running `"docker" "rm" "-f" "532c040e173144026ae91a6df5020d7376ddaa92c6d36cc8bc6cd780221f8d69"` [INFO] [stdout] 532c040e173144026ae91a6df5020d7376ddaa92c6d36cc8bc6cd780221f8d69