[INFO] fetching crate send_wrapper 0.5.0...
[INFO] testing send_wrapper-0.5.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate send_wrapper 0.5.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate send_wrapper 0.5.0 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 send_wrapper 0.5.0
[INFO] finished tweaking crates.io crate send_wrapper 0.5.0
[INFO] tweaked toml for crates.io crate send_wrapper 0.5.0 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e369245e0e7a6f8e66e44b56bb8ae0c9771363f587a58a80f46fe2fb63afc02c
[INFO] running `Command { std: "docker" "start" "-a" "e369245e0e7a6f8e66e44b56bb8ae0c9771363f587a58a80f46fe2fb63afc02c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e369245e0e7a6f8e66e44b56bb8ae0c9771363f587a58a80f46fe2fb63afc02c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e369245e0e7a6f8e66e44b56bb8ae0c9771363f587a58a80f46fe2fb63afc02c", kill_on_drop: false }`
[INFO] [stdout] e369245e0e7a6f8e66e44b56bb8ae0c9771363f587a58a80f46fe2fb63afc02c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 39ac89bb41e9ec9a18fb0fd1d90885a8d4dfc53b9df25569e4f88be3f9667e7f
[INFO] running `Command { std: "docker" "start" "-a" "39ac89bb41e9ec9a18fb0fd1d90885a8d4dfc53b9df25569e4f88be3f9667e7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling send_wrapper v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "39ac89bb41e9ec9a18fb0fd1d90885a8d4dfc53b9df25569e4f88be3f9667e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39ac89bb41e9ec9a18fb0fd1d90885a8d4dfc53b9df25569e4f88be3f9667e7f", kill_on_drop: false }`
[INFO] [stdout] 39ac89bb41e9ec9a18fb0fd1d90885a8d4dfc53b9df25569e4f88be3f9667e7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] 8de97740999db46c68c29504759bbd405efdc96055cee9514d933d759716428c
[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" "8de97740999db46c68c29504759bbd405efdc96055cee9514d933d759716428c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling send_wrapper v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 30.76s
[INFO] running `Command { std: "docker" "inspect" "8de97740999db46c68c29504759bbd405efdc96055cee9514d933d759716428c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8de97740999db46c68c29504759bbd405efdc96055cee9514d933d759716428c", kill_on_drop: false }`
[INFO] [stdout] 8de97740999db46c68c29504759bbd405efdc96055cee9514d933d759716428c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] c9ac346be92358f3ece4d29f6e0f8ce4edeffe6558d6cdcde3370afb43fbcad3
[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" "c9ac346be92358f3ece4d29f6e0f8ce4edeffe6558d6cdcde3370afb43fbcad3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/send_wrapper-b8b068bf91cbfb18
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_debug ... ok
[INFO] [stdout] test tests::test_sync ... ok
[INFO] [stdout] test tests::test_take ... ok
[INFO] [stdout] test tests::test_clone ... ok
[INFO] [stdout] test tests::test_deref ... ok
[INFO] [stdout] test tests::test_valid ... ok
[INFO] [stdout] test tests::test_drop_panic ... ok
[INFO] [stdout] test tests::test_take_panic ... ok
[INFO] [stdout] test tests::test_deref_panic ... ok
[INFO] [stdout] test tests::test_clone_panic ... ok
[INFO] [stdout] test tests::test_debug_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests send_wrapper
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 26) ... 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" "c9ac346be92358f3ece4d29f6e0f8ce4edeffe6558d6cdcde3370afb43fbcad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9ac346be92358f3ece4d29f6e0f8ce4edeffe6558d6cdcde3370afb43fbcad3", kill_on_drop: false }`
[INFO] [stdout] c9ac346be92358f3ece4d29f6e0f8ce4edeffe6558d6cdcde3370afb43fbcad3