[INFO] fetching crate futures-diagnose 1.0.1...
[INFO] testing futures-diagnose-1.0.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate futures-diagnose 1.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate futures-diagnose 1.0.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-diagnose 1.0.1
[INFO] finished tweaking crates.io crate futures-diagnose 1.0.1
[INFO] tweaked toml for crates.io crate futures-diagnose 1.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ada5e8a8d726687b86ffcb225a8405254e95310caf60d594062e793e7931ada7
[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" "ada5e8a8d726687b86ffcb225a8405254e95310caf60d594062e793e7931ada7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ada5e8a8d726687b86ffcb225a8405254e95310caf60d594062e793e7931ada7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ada5e8a8d726687b86ffcb225a8405254e95310caf60d594062e793e7931ada7", kill_on_drop: false }`
[INFO] [stdout] ada5e8a8d726687b86ffcb225a8405254e95310caf60d594062e793e7931ada7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b667e95120759a511bfd97dc0cafd702bd7a2863ce86c3e7f3750531ae7c9de
[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" "4b667e95120759a511bfd97dc0cafd702bd7a2863ce86c3e7f3750531ae7c9de", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling futures-diagnose v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.09s
[INFO] running `Command { std: "docker" "inspect" "4b667e95120759a511bfd97dc0cafd702bd7a2863ce86c3e7f3750531ae7c9de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b667e95120759a511bfd97dc0cafd702bd7a2863ce86c3e7f3750531ae7c9de", kill_on_drop: false }`
[INFO] [stdout] 4b667e95120759a511bfd97dc0cafd702bd7a2863ce86c3e7f3750531ae7c9de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 491045cfbccf12e567d967104145e064fdb36f77f95fc9b2fc9afd6816593466
[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" "491045cfbccf12e567d967104145e064fdb36f77f95fc9b2fc9afd6816593466", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-diagnose v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "491045cfbccf12e567d967104145e064fdb36f77f95fc9b2fc9afd6816593466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "491045cfbccf12e567d967104145e064fdb36f77f95fc9b2fc9afd6816593466", kill_on_drop: false }`
[INFO] [stdout] 491045cfbccf12e567d967104145e064fdb36f77f95fc9b2fc9afd6816593466
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "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] 7b18143842b162cf78cb2bc1fc848cbd86cf1b0ab78059b4401cc23c0c253e20
[INFO] running `Command { std: "docker" "start" "-a" "7b18143842b162cf78cb2bc1fc848cbd86cf1b0ab78059b4401cc23c0c253e20", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/futures_diagnose-2f8de552dbb35b92
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests futures-diagnose
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/absolute_time.rs - absolute_time::elapsed_since_abs_time (line 29) ... ignored
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.96s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b18143842b162cf78cb2bc1fc848cbd86cf1b0ab78059b4401cc23c0c253e20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b18143842b162cf78cb2bc1fc848cbd86cf1b0ab78059b4401cc23c0c253e20", kill_on_drop: false }`
[INFO] [stdout] 7b18143842b162cf78cb2bc1fc848cbd86cf1b0ab78059b4401cc23c0c253e20