[INFO] crate scoped-callback 0.2.0 is already in cache
[INFO] testing scoped-callback-0.2.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate scoped-callback 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate scoped-callback 0.2.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scoped-callback 0.2.0
[INFO] finished tweaking crates.io crate scoped-callback 0.2.0
[INFO] tweaked toml for crates.io crate scoped-callback 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", 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] d6f76585dadb31cb312c56e9fca70b6c2db0e698f8a1ffc77635f65eca2861b3
[INFO] running `Command { std: "docker" "start" "-a" "d6f76585dadb31cb312c56e9fca70b6c2db0e698f8a1ffc77635f65eca2861b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6f76585dadb31cb312c56e9fca70b6c2db0e698f8a1ffc77635f65eca2861b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6f76585dadb31cb312c56e9fca70b6c2db0e698f8a1ffc77635f65eca2861b3", kill_on_drop: false }`
[INFO] [stdout] d6f76585dadb31cb312c56e9fca70b6c2db0e698f8a1ffc77635f65eca2861b3
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dabd5a7d06ad5bae2b8573f073ebe0b70bd30866878cfb22dbe326e909aaceb
[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" "1dabd5a7d06ad5bae2b8573f073ebe0b70bd30866878cfb22dbe326e909aaceb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.37
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling scoped-callback v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.77s
[INFO] running `Command { std: "docker" "inspect" "1dabd5a7d06ad5bae2b8573f073ebe0b70bd30866878cfb22dbe326e909aaceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dabd5a7d06ad5bae2b8573f073ebe0b70bd30866878cfb22dbe326e909aaceb", kill_on_drop: false }`
[INFO] [stdout] 1dabd5a7d06ad5bae2b8573f073ebe0b70bd30866878cfb22dbe326e909aaceb
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3086ce2047f56caf8d40c9af8c6047f5c719a64939ef064eeb20fe2b25b309d6
[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" "3086ce2047f56caf8d40c9af8c6047f5c719a64939ef064eeb20fe2b25b309d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling scoped-callback v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "3086ce2047f56caf8d40c9af8c6047f5c719a64939ef064eeb20fe2b25b309d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3086ce2047f56caf8d40c9af8c6047f5c719a64939ef064eeb20fe2b25b309d6", kill_on_drop: false }`
[INFO] [stdout] 3086ce2047f56caf8d40c9af8c6047f5c719a64939ef064eeb20fe2b25b309d6
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", 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] 8268d70e6895691a329abb6cc77294a2874304e83d07b42cf6225b1467058da7
[INFO] running `Command { std: "docker" "start" "-a" "8268d70e6895691a329abb6cc77294a2874304e83d07b42cf6225b1467058da7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/scoped_callback-eb291433ad21323e
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::calling ... ok
[INFO] [stdout] test tests::drop_registered_causes_deregister ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::leaving_scope_causes_deregister ... ok
[INFO] [stderr]    Doc-tests scoped-callback
[INFO] [stdout] test tests::calling_static_callback_after_drop_panics ... ok
[INFO] [stdout] test tests::calling_static_callback_after_scope_panics ... ok
[INFO] [stdout] test tests::panic_in_scoped_is_safe ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8268d70e6895691a329abb6cc77294a2874304e83d07b42cf6225b1467058da7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8268d70e6895691a329abb6cc77294a2874304e83d07b42cf6225b1467058da7", kill_on_drop: false }`
[INFO] [stdout] 8268d70e6895691a329abb6cc77294a2874304e83d07b42cf6225b1467058da7