[INFO] fetching crate strace-parse 0.4.0...
[INFO] testing strace-parse-0.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate strace-parse 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate strace-parse 0.4.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate strace-parse 0.4.0
[INFO] finished tweaking crates.io crate strace-parse 0.4.0
[INFO] tweaked toml for crates.io crate strace-parse 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate strace-parse 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nom v5.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12e539b76b5f7acdb6bc69ded3ad3e4cbf907396078996da89fbb31230174ae2
[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" "12e539b76b5f7acdb6bc69ded3ad3e4cbf907396078996da89fbb31230174ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12e539b76b5f7acdb6bc69ded3ad3e4cbf907396078996da89fbb31230174ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12e539b76b5f7acdb6bc69ded3ad3e4cbf907396078996da89fbb31230174ae2", kill_on_drop: false }`
[INFO] [stdout] 12e539b76b5f7acdb6bc69ded3ad3e4cbf907396078996da89fbb31230174ae2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5315e2d05f685cb7494afe93a75cbe515e8ba8f11669e1a6300c4ee57694aaed
[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" "5315e2d05f685cb7494afe93a75cbe515e8ba8f11669e1a6300c4ee57694aaed", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]    Compiling nom v5.1.0
[INFO] [stderr]    Compiling backtrace v0.3.44
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling strace-parse v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     error_chain! {
[INFO] [stdout] 15 | |         foreign_links {
[INFO] [stdout] 16 | |             Io(::std::io::Error);
[INFO] [stdout] 17 | |         }
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |         }
[INFO] [stdout] 24 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/lib.rs:967:13
[INFO] [stdout]     |
[INFO] [stdout] 967 |             std::mem::replace(&mut self.send, send);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.55s
[INFO] running `Command { std: "docker" "inspect" "5315e2d05f685cb7494afe93a75cbe515e8ba8f11669e1a6300c4ee57694aaed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5315e2d05f685cb7494afe93a75cbe515e8ba8f11669e1a6300c4ee57694aaed", kill_on_drop: false }`
[INFO] [stdout] 5315e2d05f685cb7494afe93a75cbe515e8ba8f11669e1a6300c4ee57694aaed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3b2096115d8a60e3782abdb6cbc9045590005f488e8709efb3d9e2c87fab6e8e
[INFO] running `Command { std: "docker" "start" "-a" "3b2096115d8a60e3782abdb6cbc9045590005f488e8709efb3d9e2c87fab6e8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling strace-parse v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     error_chain! {
[INFO] [stdout] 15 | |         foreign_links {
[INFO] [stdout] 16 | |             Io(::std::io::Error);
[INFO] [stdout] 17 | |         }
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |         }
[INFO] [stdout] 24 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/lib.rs:967:13
[INFO] [stdout]     |
[INFO] [stdout] 967 |             std::mem::replace(&mut self.send, send);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[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:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     error_chain! {
[INFO] [stdout] 15 | |         foreign_links {
[INFO] [stdout] 16 | |             Io(::std::io::Error);
[INFO] [stdout] 17 | |         }
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |         }
[INFO] [stdout] 24 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/lib.rs:967:13
[INFO] [stdout]     |
[INFO] [stdout] 967 |             std::mem::replace(&mut self.send, send);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.55s
[INFO] running `Command { std: "docker" "inspect" "3b2096115d8a60e3782abdb6cbc9045590005f488e8709efb3d9e2c87fab6e8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b2096115d8a60e3782abdb6cbc9045590005f488e8709efb3d9e2c87fab6e8e", kill_on_drop: false }`
[INFO] [stdout] 3b2096115d8a60e3782abdb6cbc9045590005f488e8709efb3d9e2c87fab6e8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7059cf4a6432ec6ac99902895e3ebb5ca6bcecd04f09e084418d674426bcf0cc
[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" "7059cf4a6432ec6ac99902895e3ebb5ca6bcecd04f09e084418d674426bcf0cc", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | /     error_chain! {
[INFO] [stderr] 15 | |         foreign_links {
[INFO] [stderr] 16 | |             Io(::std::io::Error);
[INFO] [stderr] 17 | |         }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |         }
[INFO] [stderr] 24 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/lib.rs:967:13
[INFO] [stderr]     |
[INFO] [stderr] 967 |             std::mem::replace(&mut self.send, send);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[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:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | /     error_chain! {
[INFO] [stderr] 15 | |         foreign_links {
[INFO] [stderr] 16 | |             Io(::std::io::Error);
[INFO] [stderr] 17 | |         }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |         }
[INFO] [stderr] 24 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/lib.rs:967:13
[INFO] [stderr]     |
[INFO] [stderr] 967 |             std::mem::replace(&mut self.send, send);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/strace_parse-bcd341d14d872134
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test raw::parsers::tests::parse_arg_structs ... ok
[INFO] [stdout] test raw::parsers::tests::parse_arg_string ... ok
[INFO] [stdout] test raw::parsers::tests::parse_call_exited ... ok
[INFO] [stdout] test raw::parsers::tests::parse_arg_symbols ... ok
[INFO] [stdout] test raw::parsers::tests::parse_arg_vars ... ok
[INFO] [stdout] test raw::parsers::tests::parse_arg_NULL ... ok
[INFO] [stdout] test raw::parsers::tests::parse_arg_int ... ok
[INFO] [stdout] test raw::parsers::tests::parse_call_named_arg ... ok
[INFO] [stdout] test raw::parsers::tests::merge_examples ... ok
[INFO] [stdout] test raw::parsers::tests::parse_arg_space_separated_structs ... ok
[INFO] [stdout] test raw::parsers::tests::parse_exited ... ok
[INFO] [stdout] test raw::parsers::tests::parse_arg_vector ... ok
[INFO] [stdout] test raw::parsers::tests::parse_call_signalled ... ok
[INFO] [stdout] test raw::parsers::tests::parse_call_unfinished ... ok
[INFO] [stdout] test raw::parsers::tests::result_timestamp ... ok
[INFO] [stdout] test raw::parsers::tests::test_parse_resumed ... ok
[INFO] [stdout] test raw::parsers::tests::result_description2 ... ok
[INFO] [stdout] test raw::parsers::tests::parse_call_write_6 ... ok
[INFO] [stdout] test raw::parsers::tests::parse_fn_calls ... ok
[INFO] [stdout] test raw::parsers::tests::test_parse_start ... ok
[INFO] [stdout] test raw::parsers::tests::parse_nested_structs ... ok
[INFO] [stdout] test raw::parsers::tests::test_parser ... ok
[INFO] [stdout] test raw::parsers::tests::result_description1 ... ok
[INFO] [stdout] test raw::parsers::tests::parse_call_unfinished_resumed ... ok
[INFO] [stdout] test structure::tests::test_iter_finished_syscalls ... ok
[INFO] [stdout] test tests::nopid ... ok
[INFO] [stdout] test tests::datemicrorollover ... ok
[INFO] [stdout] test tests::absmicros ... ok
[INFO] [stdout] test tests::durationonly ... ok
[INFO] [stdout] test tests::datemicroandduration ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/strace_stats-b267bfeb12582545
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests strace-parse
[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] [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" "7059cf4a6432ec6ac99902895e3ebb5ca6bcecd04f09e084418d674426bcf0cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7059cf4a6432ec6ac99902895e3ebb5ca6bcecd04f09e084418d674426bcf0cc", kill_on_drop: false }`
[INFO] [stdout] 7059cf4a6432ec6ac99902895e3ebb5ca6bcecd04f09e084418d674426bcf0cc