[INFO] fetching crate probe-rs-rtt 0.2.0...
[INFO] testing probe-rs-rtt-0.2.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate probe-rs-rtt 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate probe-rs-rtt 0.2.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate probe-rs-rtt 0.2.0
[INFO] finished tweaking crates.io crate probe-rs-rtt 0.2.0
[INFO] tweaked toml for crates.io crate probe-rs-rtt 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum-primitive-derive v0.2.1
[INFO] [stderr]   Downloaded probe-rs v0.7.1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] 793a8ec02954698ab45c74a8efe5aed4e7bd63ecc8046a969d5dabbc22914e9a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "793a8ec02954698ab45c74a8efe5aed4e7bd63ecc8046a969d5dabbc22914e9a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling ihex v1.1.2
[INFO] [stderr]    Compiling svg v0.7.2
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling hidapi v1.2.2
[INFO] [stderr]    Compiling scroll_derive v0.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling enum-primitive-derive v0.2.1
[INFO] [stderr]    Compiling jep106 v0.2.4
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling gimli v0.21.0
[INFO] [stderr]    Compiling serde_yaml v0.8.12
[INFO] [stderr]    Compiling scroll v0.10.1
[INFO] [stderr]    Compiling libusb1-sys v0.3.7
[INFO] [stderr]    Compiling goblin v0.2.3
[INFO] [stderr]    Compiling probe-rs-t2rust v0.6.0
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling probe-rs v0.7.1
[INFO] [stderr]    Compiling rusb v0.5.5
[INFO] [stderr]    Compiling jaylink v0.1.1
[INFO] [stderr]    Compiling probe-rs-rtt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `"docker" "inspect" "793a8ec02954698ab45c74a8efe5aed4e7bd63ecc8046a969d5dabbc22914e9a"`
[INFO] running `"docker" "rm" "-f" "793a8ec02954698ab45c74a8efe5aed4e7bd63ecc8046a969d5dabbc22914e9a"`
[INFO] [stdout] 793a8ec02954698ab45c74a8efe5aed4e7bd63ecc8046a969d5dabbc22914e9a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 74b0aaef06bf6fe6fa4ee7f7335cfccf2f72e94906407174ed8477ebbe1c127a
[INFO] running `"docker" "start" "-a" "74b0aaef06bf6fe6fa4ee7f7335cfccf2f72e94906407174ed8477ebbe1c127a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling probe-rs-rtt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `"docker" "inspect" "74b0aaef06bf6fe6fa4ee7f7335cfccf2f72e94906407174ed8477ebbe1c127a"`
[INFO] running `"docker" "rm" "-f" "74b0aaef06bf6fe6fa4ee7f7335cfccf2f72e94906407174ed8477ebbe1c127a"`
[INFO] [stdout] 74b0aaef06bf6fe6fa4ee7f7335cfccf2f72e94906407174ed8477ebbe1c127a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 01a94e0396fdfe95dcc48303bd9b6d42993f0400658deb744ea3565b318f0d16
[INFO] running `"docker" "start" "-a" "01a94e0396fdfe95dcc48303bd9b6d42993f0400658deb744ea3565b318f0d16"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/probe_rs_rtt-57e63085ac1dfe05
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests probe-rs-rtt
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 13) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs -  (line 13) stdout ----
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 27 | Ok::<(), Box<std::error::Error>>(())}
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `attach_to_core` found for struct `probe_rs::session::Session` in the current scope
[INFO] [stdout]  --> src/lib.rs:19:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | let core = session.attach_to_core(0)?;
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^ method not found in `probe_rs::session::Session`
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]   --> src/lib.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | let mut rtt = Rtt::attach(core, &session)?;
[INFO] [stdout]    |               ^^^^^^^^^^^ ----  -------- supplied 2 arguments
[INFO] [stdout]    |               |
[INFO] [stdout]    |               expected 1 argument
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs -  (line 13)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "01a94e0396fdfe95dcc48303bd9b6d42993f0400658deb744ea3565b318f0d16"`
[INFO] running `"docker" "rm" "-f" "01a94e0396fdfe95dcc48303bd9b6d42993f0400658deb744ea3565b318f0d16"`
[INFO] [stdout] 01a94e0396fdfe95dcc48303bd9b6d42993f0400658deb744ea3565b318f0d16