[INFO] fetching crate switchable 0.1.0...
[INFO] testing switchable-0.1.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate switchable 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate switchable 0.1.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate switchable 0.1.0
[INFO] finished tweaking crates.io crate switchable 0.1.0
[INFO] tweaked toml for crates.io crate switchable 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate switchable 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.110
[INFO] [stderr]   Downloaded proc-macro2 v1.0.13
[INFO] [stderr]   Downloaded quote v1.0.5
[INFO] [stderr]   Downloaded ryu v1.0.4
[INFO] [stderr]   Downloaded syn v1.0.22
[INFO] [stderr]   Downloaded serde_derive v1.0.110
[INFO] [stderr]   Downloaded tear v0.2.0
[INFO] [stderr]   Downloaded libc v0.2.70
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91249871fd7cb714d4614858a732f1b68799f31977fdb0c59bae60677a658f57
[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" "91249871fd7cb714d4614858a732f1b68799f31977fdb0c59bae60677a658f57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91249871fd7cb714d4614858a732f1b68799f31977fdb0c59bae60677a658f57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91249871fd7cb714d4614858a732f1b68799f31977fdb0c59bae60677a658f57", kill_on_drop: false }`
[INFO] [stdout] 91249871fd7cb714d4614858a732f1b68799f31977fdb0c59bae60677a658f57
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 9e023ac9c500bd12150f6cece0f3918e0607b504d7bba20a5de72056b4384466
[INFO] running `Command { std: "docker" "start" "-a" "9e023ac9c500bd12150f6cece0f3918e0607b504d7bba20a5de72056b4384466", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling tear v0.2.0
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling switchable v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "9e023ac9c500bd12150f6cece0f3918e0607b504d7bba20a5de72056b4384466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e023ac9c500bd12150f6cece0f3918e0607b504d7bba20a5de72056b4384466", kill_on_drop: false }`
[INFO] [stdout] 9e023ac9c500bd12150f6cece0f3918e0607b504d7bba20a5de72056b4384466
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] ba8e6e81062e2821e03ad85a19877bdfdafe7b09eb447c0d4cb23fb5af921fb8
[INFO] running `Command { std: "docker" "start" "-a" "ba8e6e81062e2821e03ad85a19877bdfdafe7b09eb447c0d4cb23fb5af921fb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling switchable v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "ba8e6e81062e2821e03ad85a19877bdfdafe7b09eb447c0d4cb23fb5af921fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba8e6e81062e2821e03ad85a19877bdfdafe7b09eb447c0d4cb23fb5af921fb8", kill_on_drop: false }`
[INFO] [stdout] ba8e6e81062e2821e03ad85a19877bdfdafe7b09eb447c0d4cb23fb5af921fb8
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 60521a12cf8159d07162498dcacfb26d9eb9f9a6341b886c8589dfc69360c200
[INFO] running `Command { std: "docker" "start" "-a" "60521a12cf8159d07162498dcacfb26d9eb9f9a6341b886c8589dfc69360c200", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/switchable-4f2d59771983b5c4
[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] running `Command { std: "docker" "inspect" "60521a12cf8159d07162498dcacfb26d9eb9f9a6341b886c8589dfc69360c200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60521a12cf8159d07162498dcacfb26d9eb9f9a6341b886c8589dfc69360c200", kill_on_drop: false }`
[INFO] [stdout] 60521a12cf8159d07162498dcacfb26d9eb9f9a6341b886c8589dfc69360c200