[INFO] fetching crate easytime 0.1.2...
[INFO] testing easytime-0.1.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate easytime 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate easytime 0.1.2 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 easytime 0.1.2
[INFO] finished tweaking crates.io crate easytime 0.1.2
[INFO] tweaked toml for crates.io crate easytime 0.1.2 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 72f88eee6551f9a15551d5b7d3eee916ace5bf0cfa2f7ddf06ffe19c23bc669f
[INFO] running `Command { std: "docker" "start" "-a" "72f88eee6551f9a15551d5b7d3eee916ace5bf0cfa2f7ddf06ffe19c23bc669f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72f88eee6551f9a15551d5b7d3eee916ace5bf0cfa2f7ddf06ffe19c23bc669f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72f88eee6551f9a15551d5b7d3eee916ace5bf0cfa2f7ddf06ffe19c23bc669f", kill_on_drop: false }`
[INFO] [stdout] 72f88eee6551f9a15551d5b7d3eee916ace5bf0cfa2f7ddf06ffe19c23bc669f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] e5f6f6cda041b7f50b422b636ca9749fb48d031cf1ea5fa0608e4375e5b727f4
[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" "e5f6f6cda041b7f50b422b636ca9749fb48d031cf1ea5fa0608e4375e5b727f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling easytime v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "e5f6f6cda041b7f50b422b636ca9749fb48d031cf1ea5fa0608e4375e5b727f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5f6f6cda041b7f50b422b636ca9749fb48d031cf1ea5fa0608e4375e5b727f4", kill_on_drop: false }`
[INFO] [stdout] e5f6f6cda041b7f50b422b636ca9749fb48d031cf1ea5fa0608e4375e5b727f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 153abdc134e47b4338505c729e78c0fbbb3ed4c6abf7e627dd453b9c4c894907
[INFO] running `Command { std: "docker" "start" "-a" "153abdc134e47b4338505c729e78c0fbbb3ed4c6abf7e627dd453b9c4c894907", kill_on_drop: false }`
[INFO] [stderr]    Compiling easytime v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "153abdc134e47b4338505c729e78c0fbbb3ed4c6abf7e627dd453b9c4c894907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "153abdc134e47b4338505c729e78c0fbbb3ed4c6abf7e627dd453b9c4c894907", kill_on_drop: false }`
[INFO] [stdout] 153abdc134e47b4338505c729e78c0fbbb3ed4c6abf7e627dd453b9c4c894907
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] b99cb13b74ec2ad1c86233307f40cd55a2fb540a4cf3de0887d90942203f7fe6
[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" "b99cb13b74ec2ad1c86233307f40cd55a2fb540a4cf3de0887d90942203f7fe6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/easytime-bcc468d20374b3ce
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/duration-d856963023ca6520
[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 13 tests
[INFO] [stdout] test add ... ok
[INFO] [stdout] test checked_div ... ok
[INFO] [stdout] test checked_mul ... ok
[INFO] [stdout] test micros ... ok
[INFO] [stdout] test checked_add ... ok
[INFO] [stdout] test mul ... ok
[INFO] [stdout] test checked_sub ... ok
[INFO] [stdout] test millis ... ok
[INFO] [stdout] test secs ... ok
[INFO] [stdout] test sub ... ok
[INFO] [stdout] test nanos ... ok
[INFO] [stdout] test creation ... ok
[INFO] [stdout] test div ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test instant_elapsed ... ok
[INFO] [stdout] test instant_math ... ok
[INFO] [stdout] test instant_math_is_associative ... ok
[INFO] [stdout] test instant_duration_untrusted ... ok
[INFO] [stdout] test instant_monotonic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/instant-4f846561bb0877a4
[INFO] [stderr]    Doc-tests easytime
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 33) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 33) stdout ----
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:33:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(checked_duration_since)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 33)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "b99cb13b74ec2ad1c86233307f40cd55a2fb540a4cf3de0887d90942203f7fe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b99cb13b74ec2ad1c86233307f40cd55a2fb540a4cf3de0887d90942203f7fe6", kill_on_drop: false }`
[INFO] [stdout] b99cb13b74ec2ad1c86233307f40cd55a2fb540a4cf3de0887d90942203f7fe6