[INFO] fetching crate faux 0.0.6...
[INFO] testing faux-0.0.6 against 1.49.0 for beta-1.50-1
[INFO] extracting crate faux 0.0.6 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate faux 0.0.6 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 faux 0.0.6
[INFO] finished tweaking crates.io crate faux 0.0.6
[INFO] tweaked toml for crates.io crate faux 0.0.6 written to /workspace/builds/worker-12/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd7bcd2aa83e2cf9fa146c0257c48dc9e0ed6cafc603dfd99ba9f562afed126c
[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" "bd7bcd2aa83e2cf9fa146c0257c48dc9e0ed6cafc603dfd99ba9f562afed126c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd7bcd2aa83e2cf9fa146c0257c48dc9e0ed6cafc603dfd99ba9f562afed126c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd7bcd2aa83e2cf9fa146c0257c48dc9e0ed6cafc603dfd99ba9f562afed126c", kill_on_drop: false }`
[INFO] [stdout] bd7bcd2aa83e2cf9fa146c0257c48dc9e0ed6cafc603dfd99ba9f562afed126c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5fe14cb2450c19b74b7301978cb83febd8cc90719aaed992dae801f7ffdb20a
[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" "c5fe14cb2450c19b74b7301978cb83febd8cc90719aaed992dae801f7ffdb20a", kill_on_drop: false }`
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling faux_macros v0.0.6
[INFO] [stderr]    Compiling faux v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.30s
[INFO] running `Command { std: "docker" "inspect" "c5fe14cb2450c19b74b7301978cb83febd8cc90719aaed992dae801f7ffdb20a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5fe14cb2450c19b74b7301978cb83febd8cc90719aaed992dae801f7ffdb20a", kill_on_drop: false }`
[INFO] [stdout] c5fe14cb2450c19b74b7301978cb83febd8cc90719aaed992dae801f7ffdb20a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+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] 72d9bfd24682290c961bb75967d7874103abd02607afa1c9493e50f5c4296548
[INFO] running `Command { std: "docker" "start" "-a" "72d9bfd24682290c961bb75967d7874103abd02607afa1c9493e50f5c4296548", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling faux v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.30s
[INFO] running `Command { std: "docker" "inspect" "72d9bfd24682290c961bb75967d7874103abd02607afa1c9493e50f5c4296548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72d9bfd24682290c961bb75967d7874103abd02607afa1c9493e50f5c4296548", kill_on_drop: false }`
[INFO] [stdout] 72d9bfd24682290c961bb75967d7874103abd02607afa1c9493e50f5c4296548
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 762335f9e20f03a7a62df75ecc2a27fb8044659309b0f5c7cd46d13b81cb9960
[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" "762335f9e20f03a7a62df75ecc2a27fb8044659309b0f5c7cd46d13b81cb9960", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/faux-e18cb429cc339df3
[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]      Running /opt/rustwide/target/debug/deps/arbitrary_self-166a0db0675a18aa
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test by_rc ... ok
[INFO] [stdout] test by_box ... ok
[INFO] [stdout] test by_box_from_owned ... ok
[INFO] [stdout] test by_rc_from_owned ... ok
[INFO] [stdout] test by_rc_from_owned_panics_if_cloned ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/asynchronous-4544d403dca27657
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test mocked ... ok
[INFO] [stdout] test real_instance ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/clone-ba59f10230b0b5df
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test can_clone_real ... ok
[INFO] [stdout] test cloning_mock_panics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/generic_methods-ca49b99bedd4dd02
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test generic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/generic_struct-c486265c25bef92a
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test mocked ... ok
[INFO] [stdout] test real ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/multi_mock-5cb54517afb34b57
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test once ... ok
[INFO] [stdout] test limited ... ok
[INFO] [stdout] test always ... ok
[INFO] [stdout] test once_past_limit ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/paths-0141a6589947245d
[INFO] [stdout] test limited_past_limit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test real ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple-fccf3d752dcc3fb0
[INFO] [stdout] test mocked ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test real_struct ... ok
[INFO] [stdout] test faux_ref_arguments ... ok
[INFO] [stdout] test faux_single_arg ... ok
[INFO] [stdout] test faux_multi_arg ... ok
[INFO] [stdout] test unmocked_faux_panics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/trait_impl-4a8a7c5b4818deb4
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test generic_trait ... ok
[INFO] [stdout] test simple_trait ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "762335f9e20f03a7a62df75ecc2a27fb8044659309b0f5c7cd46d13b81cb9960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "762335f9e20f03a7a62df75ecc2a27fb8044659309b0f5c7cd46d13b81cb9960", kill_on_drop: false }`
[INFO] [stdout] 762335f9e20f03a7a62df75ecc2a27fb8044659309b0f5c7cd46d13b81cb9960