[INFO] cloning repository https://github.com/aarondl/everdb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aarondl/everdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faarondl%2Feverdb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faarondl%2Feverdb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3d68854e266a331c196529b47788e3809a3df13
[INFO] testing aarondl/everdb against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faarondl%2Feverdb" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aarondl/everdb on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aarondl/everdb
[INFO] finished tweaking git repo https://github.com/aarondl/everdb
[INFO] tweaked toml for git repo https://github.com/aarondl/everdb written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/aarondl/everdb already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rmp-serialize v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54be9a04df04bbc0219ea9d73120fa43c52eae5e4f0d1e6bcf6ea021c0ff5dfb
[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" "54be9a04df04bbc0219ea9d73120fa43c52eae5e4f0d1e6bcf6ea021c0ff5dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54be9a04df04bbc0219ea9d73120fa43c52eae5e4f0d1e6bcf6ea021c0ff5dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54be9a04df04bbc0219ea9d73120fa43c52eae5e4f0d1e6bcf6ea021c0ff5dfb", kill_on_drop: false }`
[INFO] [stdout] 54be9a04df04bbc0219ea9d73120fa43c52eae5e4f0d1e6bcf6ea021c0ff5dfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b23600003fd129691b6a90f49fc01e8bf3b51143c53c1ad8a252d3bb813ca8f
[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" "9b23600003fd129691b6a90f49fc01e8bf3b51143c53c1ad8a252d3bb813ca8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rmp v0.8.9
[INFO] [stderr]    Compiling rmp-serialize v0.8.1
[INFO] [stderr]    Compiling everdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/hash/entry/mod.rs:64:29
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let buf : Vec<u8> = try!(msgpack_helpers::encode(map));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/hash/entry/mod.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         (self.offset as usize .. (self.offset+self.size) as usize)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/hash/mod.rs:38:31
[INFO] [stdout]    |
[INFO] [stdout] 38 | const SUB_BUCKET      : u32 = (1 << SUB_BUCKET_BITS); //(256)
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/hash/mod.rs:39:31
[INFO] [stdout]    |
[INFO] [stdout] 39 | const SUB_BUCKET_MASK : u32 = (SUB_BUCKET - 1);       //(255 (1111 1111))
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]   --> src/hash/mod.rs:55:26
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut hasher = ::std::hash::SipHasher::new();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]   --> src/hash/mod.rs:55:26
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut hasher = ::std::hash::SipHasher::new();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `should_grow` is never read
[INFO] [stdout]    --> src/hash/mod.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let mut should_grow = false;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/hash/mod.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |             let mut block = &mut self.blocks[block_index];
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/hash/entry/mod.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |         let mut slice = &mut self[(BLOCK_SIZE - BLOCK_FOOTER_SIZE) as usize..BLOCK_SIZE as usize];
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/hash/entry/mod.rs:166:13
[INFO] [stdout]     |
[INFO] [stdout] 166 |         let mut slice = &mut self[(BLOCK_SIZE - BLOCK_FOOTER_SIZE) as usize..BLOCK_SIZE as usize];
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "9b23600003fd129691b6a90f49fc01e8bf3b51143c53c1ad8a252d3bb813ca8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b23600003fd129691b6a90f49fc01e8bf3b51143c53c1ad8a252d3bb813ca8f", kill_on_drop: false }`
[INFO] [stdout] 9b23600003fd129691b6a90f49fc01e8bf3b51143c53c1ad8a252d3bb813ca8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb6cc7b3ae53ff571094cc437127b6f92cc7773aea8ded86f546745e9071fb5d
[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" "bb6cc7b3ae53ff571094cc437127b6f92cc7773aea8ded86f546745e9071fb5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling everdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/hash/entry/mod.rs:64:29
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let buf : Vec<u8> = try!(msgpack_helpers::encode(map));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/hash/entry/mod.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         (self.offset as usize .. (self.offset+self.size) as usize)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/hash/mod.rs:38:31
[INFO] [stdout]    |
[INFO] [stdout] 38 | const SUB_BUCKET      : u32 = (1 << SUB_BUCKET_BITS); //(256)
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/hash/mod.rs:39:31
[INFO] [stdout]    |
[INFO] [stdout] 39 | const SUB_BUCKET_MASK : u32 = (SUB_BUCKET - 1);       //(255 (1111 1111))
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]   --> src/hash/mod.rs:55:26
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut hasher = ::std::hash::SipHasher::new();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]   --> src/hash/mod.rs:55:26
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut hasher = ::std::hash::SipHasher::new();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `should_grow` is never read
[INFO] [stdout]    --> src/hash/mod.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let mut should_grow = false;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/hash/mod.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |             let mut block = &mut self.blocks[block_index];
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/hash/entry/mod.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |         let mut slice = &mut self[(BLOCK_SIZE - BLOCK_FOOTER_SIZE) as usize..BLOCK_SIZE as usize];
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/hash/entry/mod.rs:166:13
[INFO] [stdout]     |
[INFO] [stdout] 166 |         let mut slice = &mut self[(BLOCK_SIZE - BLOCK_FOOTER_SIZE) as usize..BLOCK_SIZE as usize];
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/hash/entry/mod.rs:64:29
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let buf : Vec<u8> = try!(msgpack_helpers::encode(map));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/hash/entry/mod.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         (self.offset as usize .. (self.offset+self.size) as usize)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/hash/mod.rs:38:31
[INFO] [stdout]    |
[INFO] [stdout] 38 | const SUB_BUCKET      : u32 = (1 << SUB_BUCKET_BITS); //(256)
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/hash/mod.rs:39:31
[INFO] [stdout]    |
[INFO] [stdout] 39 | const SUB_BUCKET_MASK : u32 = (SUB_BUCKET - 1);       //(255 (1111 1111))
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]   --> src/hash/mod.rs:55:26
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut hasher = ::std::hash::SipHasher::new();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]   --> src/hash/mod.rs:55:26
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut hasher = ::std::hash::SipHasher::new();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `should_grow` is never read
[INFO] [stdout]    --> src/hash/mod.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let mut should_grow = false;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/hash/mod.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |             let mut block = &mut self.blocks[block_index];
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/hash/entry/mod.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |         let mut slice = &mut self[(BLOCK_SIZE - BLOCK_FOOTER_SIZE) as usize..BLOCK_SIZE as usize];
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/hash/entry/mod.rs:166:13
[INFO] [stdout]     |
[INFO] [stdout] 166 |         let mut slice = &mut self[(BLOCK_SIZE - BLOCK_FOOTER_SIZE) as usize..BLOCK_SIZE as usize];
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `Command { std: "docker" "inspect" "bb6cc7b3ae53ff571094cc437127b6f92cc7773aea8ded86f546745e9071fb5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb6cc7b3ae53ff571094cc437127b6f92cc7773aea8ded86f546745e9071fb5d", kill_on_drop: false }`
[INFO] [stdout] bb6cc7b3ae53ff571094cc437127b6f92cc7773aea8ded86f546745e9071fb5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9c05ced66ccc8764e9e5d1bbf3785b3c79f045da00fae49e34e5f77270294f62
[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" "9c05ced66ccc8764e9e5d1bbf3785b3c79f045da00fae49e34e5f77270294f62", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/hash/entry/mod.rs:64:29
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let buf : Vec<u8> = try!(msgpack_helpers::encode(map));
[INFO] [stderr]    |                             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/hash/entry/mod.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |         (self.offset as usize .. (self.offset+self.size) as usize)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/hash/entry/mod.rs:64:29
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let buf : Vec<u8> = try!(msgpack_helpers::encode(map));
[INFO] [stderr]    |                             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/hash/mod.rs:38:31
[INFO] [stderr]    |
[INFO] [stderr] 38 | const SUB_BUCKET      : u32 = (1 << SUB_BUCKET_BITS); //(256)
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/hash/entry/mod.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |         (self.offset as usize .. (self.offset+self.size) as usize)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/hash/mod.rs:39:31
[INFO] [stderr]    |
[INFO] [stderr] 39 | const SUB_BUCKET_MASK : u32 = (SUB_BUCKET - 1);       //(255 (1111 1111))
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/hash/mod.rs:38:31
[INFO] [stderr]    |
[INFO] [stderr] 38 | const SUB_BUCKET      : u32 = (1 << SUB_BUCKET_BITS); //(256)
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]   --> src/hash/mod.rs:55:26
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let mut hasher = ::std::hash::SipHasher::new();
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/hash/mod.rs:39:31
[INFO] [stderr]    |
[INFO] [stderr] 39 | const SUB_BUCKET_MASK : u32 = (SUB_BUCKET - 1);       //(255 (1111 1111))
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]   --> src/hash/mod.rs:55:26
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let mut hasher = ::std::hash::SipHasher::new();
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `should_grow` is never read
[INFO] [stderr]    --> src/hash/mod.rs:100:13
[INFO] [stderr]     |
[INFO] [stderr] 100 |         let mut should_grow = false;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]   --> src/hash/mod.rs:55:26
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let mut hasher = ::std::hash::SipHasher::new();
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]   --> src/hash/mod.rs:55:26
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let mut hasher = ::std::hash::SipHasher::new();
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/hash/mod.rs:102:17
[INFO] [stderr]     |
[INFO] [stderr] 102 |             let mut block = &mut self.blocks[block_index];
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/hash/entry/mod.rs:160:13
[INFO] [stderr]     |
[INFO] [stderr] 160 |         let mut slice = &mut self[(BLOCK_SIZE - BLOCK_FOOTER_SIZE) as usize..BLOCK_SIZE as usize];
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `should_grow` is never read
[INFO] [stderr]    --> src/hash/mod.rs:100:13
[INFO] [stderr]     |
[INFO] [stderr] 100 |         let mut should_grow = false;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/hash/entry/mod.rs:166:13
[INFO] [stderr]     |
[INFO] [stderr] 166 |         let mut slice = &mut self[(BLOCK_SIZE - BLOCK_FOOTER_SIZE) as usize..BLOCK_SIZE as usize];
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/hash/mod.rs:102:17
[INFO] [stderr]     |
[INFO] [stderr] 102 |             let mut block = &mut self.blocks[block_index];
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/hash/entry/mod.rs:160:13
[INFO] [stderr]     |
[INFO] [stderr] 160 |         let mut slice = &mut self[(BLOCK_SIZE - BLOCK_FOOTER_SIZE) as usize..BLOCK_SIZE as usize];
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/hash/entry/mod.rs:166:13
[INFO] [stderr]     |
[INFO] [stderr] 166 |         let mut slice = &mut self[(BLOCK_SIZE - BLOCK_FOOTER_SIZE) as usize..BLOCK_SIZE as usize];
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/everdb-e49fdcaafb2e810e
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test hash::entry::block_iterator::test::sorting ... ok
[INFO] [stdout] test hash::entry::tests::get_entry ... ok
[INFO] [stdout] test hash::entry::helpers::tests::next_power_of_2 ... ok
[INFO] [stdout] test hash::entry::tests::add_size ... ok
[INFO] [stdout] test hash::entry::tests::find_space ... ok
[INFO] [stdout] test hash::entry::block::tests::use_block ... ok
[INFO] [stdout] test hash::entry::tests::find_space_middle ... ok
[INFO] [stdout] test hash::entry::tests::del_sub_bucket ... ok
[INFO] [stdout] test hash::entry::block_iterator::test::iterators ... ok
[INFO] [stdout] test hash::entry::tests::find_space_end ... ok
[INFO] [stdout] test hash::entry::tests::get_put_sub_bucket ... ok
[INFO] [stdout] test hash::entry::tests::get_size ... ok
[INFO] [stdout] test hash::entry::tests::put_entry ... ok
[INFO] [stdout] test hash::entry::tests::size_accounting ... ok
[INFO] [stdout] test hash::entry::tests::sub_size ... ok
[INFO] [stdout] test hash::entry::tests::ensure_efficient_allocation ... ok
[INFO] [stderr]    Doc-tests everdb
[INFO] [stdout] test hash::tests::new ... ok
[INFO] [stdout] test hash::tests::set ... ok
[INFO] [stdout] test hash::tests::get_bucket ... ok
[INFO] [stdout] test hash::tests::get ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/hash/entry/mod.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |         (self.offset as usize .. (self.offset+self.size) as usize)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/hash/mod.rs:38:31
[INFO] [stderr]    |
[INFO] [stderr] 38 | const SUB_BUCKET      : u32 = (1 << SUB_BUCKET_BITS); //(256)
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/hash/mod.rs:39:31
[INFO] [stderr]    |
[INFO] [stderr] 39 | const SUB_BUCKET_MASK : u32 = (SUB_BUCKET - 1);       //(255 (1111 1111))
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/hash/mod.rs - hash (line 7) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/hash/mod.rs - hash (line 7) stdout ----
[INFO] [stdout] error: expected one of `!`, `(`, `.`, `::`, `;`, `<`, `?`, or `}`, found `,`
[INFO] [stdout]  --> src/hash/mod.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | [{len: u16, off: u16}][msgpack_maps][{count: u64, split: u32, level: u8} (offset 4096-13)]
[INFO] [stdout]   |      -    ^ expected one of 8 possible tokens
[INFO] [stdout]   |      |
[INFO] [stdout]   |      tried to parse a type due to this
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!`, `(`, `.`, `::`, `;`, `<`, `?`, or `}`, found `,`
[INFO] [stdout]  --> src/hash/mod.rs:8:49
[INFO] [stdout]   |
[INFO] [stdout] 3 | [{len: u16, off: u16}][msgpack_maps][{count: u64, split: u32, level: u8} (offset 4096-13)]
[INFO] [stdout]   |                                            -    ^ expected one of 8 possible tokens
[INFO] [stdout]   |                                            |
[INFO] [stdout]   |                                            tried to parse a type due to this
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!`, `)`, `,`, `.`, `::`, `?`, `{`, or an operator, found `4096`
[INFO] [stdout]  --> src/hash/mod.rs:8:82
[INFO] [stdout]   |
[INFO] [stdout] 3 | [{len: u16, off: u16}][msgpack_maps][{count: u64, split: u32, level: u8} (offset 4096-13)]
[INFO] [stdout]   |                                                                                 -^^^^ expected one of 8 possible tokens
[INFO] [stdout]   |                                                                                 |
[INFO] [stdout]   |                                                                                 help: missing `,`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `msgpack_maps` in this scope
[INFO] [stdout]  --> src/hash/mod.rs:8:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | [{len: u16, off: u16}][msgpack_maps][{count: u64, split: u32, level: u8} (offset 4096-13)]
[INFO] [stdout]   |                        ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `offset` in this scope
[INFO] [stdout]  --> src/hash/mod.rs:8:75
[INFO] [stdout]   |
[INFO] [stdout] 3 | [{len: u16, off: u16}][msgpack_maps][{count: u64, split: u32, level: u8} (offset 4096-13)]
[INFO] [stdout]   |                                                                           ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::intrinsics::offset;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/hash/mod.rs - hash (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "9c05ced66ccc8764e9e5d1bbf3785b3c79f045da00fae49e34e5f77270294f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c05ced66ccc8764e9e5d1bbf3785b3c79f045da00fae49e34e5f77270294f62", kill_on_drop: false }`
[INFO] [stdout] 9c05ced66ccc8764e9e5d1bbf3785b3c79f045da00fae49e34e5f77270294f62
