[INFO] fetching crate libtwitch-rs 0.1.2...
[INFO] testing libtwitch-rs-0.1.2 against 1.47.0 for beta-1.48-1
[INFO] extracting crate libtwitch-rs 0.1.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate libtwitch-rs 0.1.2 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libtwitch-rs 0.1.2
[INFO] finished tweaking crates.io crate libtwitch-rs 0.1.2
[INFO] tweaked toml for crates.io crate libtwitch-rs 0.1.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b1e88bdf0398ffba20424721dd2c122611d30ff2bba662c22a394b99e3c36ce
[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" "9b1e88bdf0398ffba20424721dd2c122611d30ff2bba662c22a394b99e3c36ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b1e88bdf0398ffba20424721dd2c122611d30ff2bba662c22a394b99e3c36ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b1e88bdf0398ffba20424721dd2c122611d30ff2bba662c22a394b99e3c36ce", kill_on_drop: false }`
[INFO] [stdout] 9b1e88bdf0398ffba20424721dd2c122611d30ff2bba662c22a394b99e3c36ce
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 726eeb7d653d65bd287a25b7301b20282b9ec3524860a5990b86ffc04d21c6cd
[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" "726eeb7d653d65bd287a25b7301b20282b9ec3524860a5990b86ffc04d21c6cd", kill_on_drop: false }`
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The lib target `libtwitch_rs` in package `libtwitch-rs v0.1.2 (/opt/rustwide/workdir)` has the same output filename as the lib target `libtwitch_rs` in package `libtwitch-rs v0.1.2 (/opt/rustwide/workdir)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/deps/liblibtwitch_rs.so
[INFO] [stderr] The targets should have unique names.
[INFO] [stderr] Consider changing their names to be unique or compiling them separately.
[INFO] [stderr] This may become a hard error in the future; see <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The lib target `libtwitch_rs` in package `libtwitch-rs v0.1.2 (/opt/rustwide/workdir)` has the same output filename as the lib target `libtwitch_rs` in package `libtwitch-rs v0.1.2 (/opt/rustwide/workdir)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/liblibtwitch_rs.so
[INFO] [stderr] The targets should have unique names.
[INFO] [stderr] Consider changing their names to be unique or compiling them separately.
[INFO] [stderr] This may become a hard error in the future; see <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr]    Compiling urlparse v0.7.3
[INFO] [stderr]    Compiling toml v0.3.2
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.3.0
[INFO] [stderr]    Compiling webpki v0.18.1
[INFO] [stderr]    Compiling sct v0.4.0
[INFO] [stderr]    Compiling webpki-roots v0.15.0
[INFO] [stderr]    Compiling rustls v0.13.1
[INFO] [stderr]    Compiling hyper-rustls v0.6.2
[INFO] [stderr]    Compiling libtwitch-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/response.rs:109:27
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub cause: Option<Box<Error>>,
[INFO] [stdout]     |                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` 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/response.rs:69:48
[INFO] [stdout]    |
[INFO] [stdout] 69 |             ApiError::HyperErr(ref 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/response.rs:70:47
[INFO] [stdout]    |
[INFO] [stdout] 70 |             ApiError::IoError(ref err) => err.description(),
[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/response.rs:71:50
[INFO] [stdout]    |
[INFO] [stdout] 71 |             ApiError::ParseError(ref err) => err.description(),
[INFO] [stdout]    |                                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CLIENTID`
[INFO] [stdout]    --> src/lib.rs:342:5
[INFO] [stdout]     |
[INFO] [stdout] 342 |     pub const CLIENTID: &'static str = "";
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TOKEN`
[INFO] [stdout]    --> src/lib.rs:343:5
[INFO] [stdout]     |
[INFO] [stdout] 343 |     pub const TOKEN: &'static str = "";
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CHANID`
[INFO] [stdout]    --> src/lib.rs:344:5
[INFO] [stdout]     |
[INFO] [stdout] 344 |     pub const CHANID: &'static str = "";
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TESTCH`
[INFO] [stdout]    --> src/lib.rs:345:5
[INFO] [stdout]     |
[INFO] [stdout] 345 |     pub const TESTCH: i64 = 12826;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.48s
[INFO] running `Command { std: "docker" "inspect" "726eeb7d653d65bd287a25b7301b20282b9ec3524860a5990b86ffc04d21c6cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "726eeb7d653d65bd287a25b7301b20282b9ec3524860a5990b86ffc04d21c6cd", kill_on_drop: false }`
[INFO] [stdout] 726eeb7d653d65bd287a25b7301b20282b9ec3524860a5990b86ffc04d21c6cd
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ecadc28be79f704ac1fa77306f52fb1d46f264052f4406570a22440c3f9da24
[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" "1ecadc28be79f704ac1fa77306f52fb1d46f264052f4406570a22440c3f9da24", kill_on_drop: false }`
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The lib target `libtwitch_rs` in package `libtwitch-rs v0.1.2 (/opt/rustwide/workdir)` has the same output filename as the lib target `libtwitch_rs` in package `libtwitch-rs v0.1.2 (/opt/rustwide/workdir)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/deps/liblibtwitch_rs.so
[INFO] [stderr] The targets should have unique names.
[INFO] [stderr] Consider changing their names to be unique or compiling them separately.
[INFO] [stderr] This may become a hard error in the future; see <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr] thread 'main' panicked at 'assertion failed: mtimes.insert(output.clone(), mtime).is_none()', src/tools/cargo/src/cargo/core/compiler/fingerprint.rs:987:13
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55cc296b7f10 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]    1:     0x55cc296b7f10 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55cc296b7f10 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]    3:     0x55cc296b7f10 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]    4:     0x55cc296e2e1c - core::fmt::write::h9ddafa4860d8adff
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]    5:     0x55cc296af937 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stderr]    6:     0x55cc296bbfb0 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]    7:     0x55cc296bbfb0 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]    8:     0x55cc296bbfb0 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stderr]    9:     0x55cc296bbcfc - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stderr]   10:     0x55cc296bc613 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stderr]   11:     0x55cc28eaaac4 - std::panicking::begin_panic::{{closure}}::h0b4566aa24d36501
[INFO] [stderr]   12:     0x55cc28ea9aec - std::sys_common::backtrace::__rust_end_short_backtrace::h5a70ae604410cb72
[INFO] [stderr]   13:     0x55cc28f4f22c - std::panicking::begin_panic::h1cbb54154134627d
[INFO] [stderr]   14:     0x55cc28fa022f - cargo::core::compiler::fingerprint::calculate::h9f15a363d847d787
[INFO] [stderr]   15:     0x55cc28f9ad15 - cargo::core::compiler::fingerprint::DepFingerprint::new::hfddedb6489d75714
[INFO] [stderr]   16:     0x55cc2904b232 - <core::iter::adapters::ResultShunt<I,E> as core::iter::traits::iterator::Iterator>::next::hc8ccaa58d528e8e3
[INFO] [stderr]   17:     0x55cc2916c0aa - <alloc::vec::Vec<T> as alloc::vec::SpecExtend<T,I>>::from_iter::h89a8fd5f4bcc4807
[INFO] [stderr]   18:     0x55cc2905776a - core::iter::adapters::process_results::h0f1509e10f1dabfe
[INFO] [stderr]   19:     0x55cc28f9b343 - cargo::core::compiler::fingerprint::calculate::h9f15a363d847d787
[INFO] [stderr]   20:     0x55cc28f97683 - cargo::core::compiler::fingerprint::prepare_target::h1948dffeba8be164
[INFO] [stderr]   21:     0x55cc29135afc - cargo::core::compiler::compile::he431d59ec85ba999
[INFO] [stderr]   22:     0x55cc28e77c98 - cargo::core::compiler::context::Context::compile::h65006632cfe06223
[INFO] [stderr]   23:     0x55cc28e3cc71 - cargo::ops::cargo_compile::compile_ws::h17295f9f5aa7d168
[INFO] [stderr]   24:     0x55cc28e3c9ce - cargo::ops::cargo_compile::compile::h495f2773be86d3ce
[INFO] [stderr]   25:     0x55cc291b2086 - cargo::ops::cargo_test::run_tests::hda1980408c4e2be2
[INFO] [stderr]   26:     0x55cc28da2ead - cargo::commands::test::exec::h1b327c9a9db84252
[INFO] [stderr]   27:     0x55cc28d51b00 - cargo::cli::main::h7344278375def70c
[INFO] [stderr]   28:     0x55cc28db6ea8 - cargo::main::hf771f78e891b81ee
[INFO] [stderr]   29:     0x55cc28dabcd3 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb242e5c765249f92
[INFO] [stderr]   30:     0x55cc28dabf39 - std::rt::lang_start::{{closure}}::h9fa190d0d01c6c3a
[INFO] [stderr]   31:     0x55cc296bcae1 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6a3209f124be2235
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:259
[INFO] [stderr]   32:     0x55cc296bcae1 - std::panicking::try::do_call::h88ce358792b64df0
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stderr]   33:     0x55cc296bcae1 - std::panicking::try::h6311c259678e50fc
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stderr]   34:     0x55cc296bcae1 - std::panic::catch_unwind::h56c5716807d659a1
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stderr]   35:     0x55cc296bcae1 - std::rt::lang_start_internal::h73711f37ecfcb277
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:51
[INFO] [stderr]   36:     0x55cc28db9632 - main
[INFO] [stderr]   37:     0x7f9f0e7730b3 - __libc_start_main
[INFO] [stderr]   38:     0x55cc28d46071 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "1ecadc28be79f704ac1fa77306f52fb1d46f264052f4406570a22440c3f9da24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ecadc28be79f704ac1fa77306f52fb1d46f264052f4406570a22440c3f9da24", kill_on_drop: false }`
[INFO] [stdout] 1ecadc28be79f704ac1fa77306f52fb1d46f264052f4406570a22440c3f9da24
