[INFO] fetching crate frotate 0.1.1...
[INFO] testing frotate-0.1.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate frotate 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate frotate 0.1.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate frotate 0.1.1
[INFO] finished tweaking crates.io crate frotate 0.1.1
[INFO] tweaked toml for crates.io crate frotate 0.1.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate frotate 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d330a36d6839bdcf5bb466efae19060aa19d6df64ac07daf89a2e421e878d83f
[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" "d330a36d6839bdcf5bb466efae19060aa19d6df64ac07daf89a2e421e878d83f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d330a36d6839bdcf5bb466efae19060aa19d6df64ac07daf89a2e421e878d83f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d330a36d6839bdcf5bb466efae19060aa19d6df64ac07daf89a2e421e878d83f", kill_on_drop: false }`
[INFO] [stdout] d330a36d6839bdcf5bb466efae19060aa19d6df64ac07daf89a2e421e878d83f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] 8fbc89e8a306e4daabf34bf96c51337e24b0b27cc83521c8c5654578acf1e686
[INFO] running `Command { std: "docker" "start" "-a" "8fbc89e8a306e4daabf34bf96c51337e24b0b27cc83521c8c5654578acf1e686", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling chrono v0.4.9
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling frotate v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.85s
[INFO] running `Command { std: "docker" "inspect" "8fbc89e8a306e4daabf34bf96c51337e24b0b27cc83521c8c5654578acf1e686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fbc89e8a306e4daabf34bf96c51337e24b0b27cc83521c8c5654578acf1e686", kill_on_drop: false }`
[INFO] [stdout] 8fbc89e8a306e4daabf34bf96c51337e24b0b27cc83521c8c5654578acf1e686
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2b635b31fdcd6d231daeb51908dba0181711510c5f7af97270e7e34f6ee2aae
[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" "c2b635b31fdcd6d231daeb51908dba0181711510c5f7af97270e7e34f6ee2aae", kill_on_drop: false }`
[INFO] [stderr]    Compiling frotate v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/partition.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 let mut temp_list = LinkedList::new();
[INFO] [stdout]    |                     ----^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 60 |             list![],
[INFO] [stdout]    |             ------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `list` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/partition.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 let mut temp_list = LinkedList::new();
[INFO] [stdout]    |                     ----^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 62 |             list![],
[INFO] [stdout]    |             ------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `list` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/partition.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 let mut temp_list = LinkedList::new();
[INFO] [stdout]    |                     ----^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 64 |             list![],
[INFO] [stdout]    |             ------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `list` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/partition.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 let mut temp_list = LinkedList::new();
[INFO] [stdout]    |                     ----^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 66 |             list![],
[INFO] [stdout]    |             ------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `list` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/partition.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 let mut temp_list = LinkedList::new();
[INFO] [stdout]    |                     ----^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 68 |             list![],
[INFO] [stdout]    |             ------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `list` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/partition.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 let mut temp_list = LinkedList::new();
[INFO] [stdout]    |                     ----^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 70 |             list![],
[INFO] [stdout]    |             ------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `list` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/partition.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 let mut temp_list = LinkedList::new();
[INFO] [stdout]    |                     ----^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 72 |             list![],
[INFO] [stdout]    |             ------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `list` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "c2b635b31fdcd6d231daeb51908dba0181711510c5f7af97270e7e34f6ee2aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2b635b31fdcd6d231daeb51908dba0181711510c5f7af97270e7e34f6ee2aae", kill_on_drop: false }`
[INFO] [stdout] c2b635b31fdcd6d231daeb51908dba0181711510c5f7af97270e7e34f6ee2aae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 46555dfd2497d0b218509e93802f0a0eca68c8c27372fff38ec6903d5b689406
[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" "46555dfd2497d0b218509e93802f0a0eca68c8c27372fff38ec6903d5b689406", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/partition.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |                 let mut temp_list = LinkedList::new();
[INFO] [stderr]    |                     ----^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 60 |             list![],
[INFO] [stderr]    |             ------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `list` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/partition.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |                 let mut temp_list = LinkedList::new();
[INFO] [stderr]    |                     ----^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 62 |             list![],
[INFO] [stderr]    |             ------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `list` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/partition.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |                 let mut temp_list = LinkedList::new();
[INFO] [stderr]    |                     ----^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 64 |             list![],
[INFO] [stderr]    |             ------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `list` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/partition.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |                 let mut temp_list = LinkedList::new();
[INFO] [stderr]    |                     ----^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 66 |             list![],
[INFO] [stderr]    |             ------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `list` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/partition.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |                 let mut temp_list = LinkedList::new();
[INFO] [stderr]    |                     ----^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 68 |             list![],
[INFO] [stderr]    |             ------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `list` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/partition.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |                 let mut temp_list = LinkedList::new();
[INFO] [stderr]    |                     ----^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 70 |             list![],
[INFO] [stderr]    |             ------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `list` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/partition.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |                 let mut temp_list = LinkedList::new();
[INFO] [stderr]    |                     ----^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 72 |             list![],
[INFO] [stderr]    |             ------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `list` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/frotate-3c002a8854b2ee21)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test partition::tests::all_const2 ... ok
[INFO] [stdout] test partition::tests::all_exp2 ... ok
[INFO] [stdout] test partition::tests::dates_exp2 ... ok
[INFO] [stdout] test partition::tests::odds_const1 ... ok
[INFO] [stdout] test partition::tests::odds_const2 ... ok
[INFO] [stdout] test partition::tests::all_const1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "46555dfd2497d0b218509e93802f0a0eca68c8c27372fff38ec6903d5b689406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46555dfd2497d0b218509e93802f0a0eca68c8c27372fff38ec6903d5b689406", kill_on_drop: false }`
[INFO] [stdout] 46555dfd2497d0b218509e93802f0a0eca68c8c27372fff38ec6903d5b689406
