[INFO] fetching crate tinybitvec 0.1.0...
[INFO] testing tinybitvec-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate tinybitvec 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate tinybitvec 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tinybitvec 0.1.0
[INFO] finished tweaking crates.io crate tinybitvec 0.1.0
[INFO] tweaked toml for crates.io crate tinybitvec 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 992bdb5dd7a40cbd2daf6eefdbf3abd7a353c57354fcbaad226583a213b9f1f6
[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" "992bdb5dd7a40cbd2daf6eefdbf3abd7a353c57354fcbaad226583a213b9f1f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "992bdb5dd7a40cbd2daf6eefdbf3abd7a353c57354fcbaad226583a213b9f1f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "992bdb5dd7a40cbd2daf6eefdbf3abd7a353c57354fcbaad226583a213b9f1f6", kill_on_drop: false }`
[INFO] [stdout] 992bdb5dd7a40cbd2daf6eefdbf3abd7a353c57354fcbaad226583a213b9f1f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3288c341bca53ac7c43f21d8f1a61195e632d50ed34a26c1398cd510c088604d
[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" "3288c341bca53ac7c43f21d8f1a61195e632d50ed34a26c1398cd510c088604d", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling tinybitvec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `Command { std: "docker" "inspect" "3288c341bca53ac7c43f21d8f1a61195e632d50ed34a26c1398cd510c088604d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3288c341bca53ac7c43f21d8f1a61195e632d50ed34a26c1398cd510c088604d", kill_on_drop: false }`
[INFO] [stdout] 3288c341bca53ac7c43f21d8f1a61195e632d50ed34a26c1398cd510c088604d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 6dc50ff630137b2efe5f2778d003e24bce0c7a2a81e2b18f4b2bd362dc83bb58
[INFO] running `Command { std: "docker" "start" "-a" "6dc50ff630137b2efe5f2778d003e24bce0c7a2a81e2b18f4b2bd362dc83bb58", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinybitvec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "6dc50ff630137b2efe5f2778d003e24bce0c7a2a81e2b18f4b2bd362dc83bb58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc50ff630137b2efe5f2778d003e24bce0c7a2a81e2b18f4b2bd362dc83bb58", kill_on_drop: false }`
[INFO] [stdout] 6dc50ff630137b2efe5f2778d003e24bce0c7a2a81e2b18f4b2bd362dc83bb58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a10db985e899b679149eeacc3a497e62419fb9beb458b8a18ead9815c0457b7
[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" "0a10db985e899b679149eeacc3a497e62419fb9beb458b8a18ead9815c0457b7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tinybitvec-6c617af72e335fc0
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tinybitvec
[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] error[E0659]: `tinybitvec` is ambiguous (name vs any other name during import resolution)
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub use tinybitvec::*;
[INFO] [stderr]   |         ^^^^^^^^^^ ambiguous name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `tinybitvec` could refer to a crate passed with `--extern`
[INFO] [stderr]   = help: use `::tinybitvec` to refer to this crate unambiguously
[INFO] [stderr] note: `tinybitvec` could also refer to the module defined here
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | mod tinybitvec;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr]   = help: use `crate::tinybitvec` to refer to this module unambiguously
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0659`.
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "0a10db985e899b679149eeacc3a497e62419fb9beb458b8a18ead9815c0457b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a10db985e899b679149eeacc3a497e62419fb9beb458b8a18ead9815c0457b7", kill_on_drop: false }`
[INFO] [stdout] 0a10db985e899b679149eeacc3a497e62419fb9beb458b8a18ead9815c0457b7