[INFO] crate ethereum-trie-memory 0.5.0 is already in cache
[INFO] testing ethereum-trie-memory-0.5.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate ethereum-trie-memory 0.5.0 into work/builds/worker-1/source
[INFO] validating manifest of crates.io crate ethereum-trie-memory 0.5.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ethereum-trie-memory 0.5.0
[INFO] finished tweaking crates.io crate ethereum-trie-memory 0.5.0
[INFO] tweaked toml for crates.io crate ethereum-trie-memory 0.5.0 written to work/builds/worker-1/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 940e4e65b1abd191e437c7d448e4731c16316818fa3652bb491817d149c2d1c6
[INFO] running `"docker" "start" "-a" "940e4e65b1abd191e437c7d448e4731c16316818fa3652bb491817d149c2d1c6"`
[INFO] [stderr]    Compiling ethereum-hexutil v0.2.3
[INFO] [stderr]    Compiling ethereum-rlp v0.2.3
[INFO] [stderr]    Compiling ethereum-bigint v0.2.9
[INFO] [stderr]    Compiling ethereum-trie v0.5.0
[INFO] [stderr]    Compiling ethereum-trie-memory v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DatabaseHandle`
[INFO] [stderr]  --> src/memory.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | use trie::{DatabaseHandle, Change, insert, delete, build, get, EMPTY_TRIE_HASH};
[INFO] [stderr]   |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rlp`
[INFO] [stderr]  --> src/mutable.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rlp::{self, Rlp};
[INFO] [stderr]   |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `trie::merkle::MerkleNode`
[INFO] [stderr]  --> src/cache.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use trie::merkle::MerkleNode;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rlp::Rlp`
[INFO] [stderr]  --> src/cache.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rlp::Rlp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/cache.rs:97:13
[INFO] [stderr]    |
[INFO] [stderr] 97 |         let mut map = self.map.borrow_mut();
[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/cache.rs:105:13
[INFO] [stderr]     |
[INFO] [stderr] 105 |         let mut map = self.map.borrow_mut();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.14s
[INFO] running `"docker" "inspect" "940e4e65b1abd191e437c7d448e4731c16316818fa3652bb491817d149c2d1c6"`
[INFO] running `"docker" "rm" "-f" "940e4e65b1abd191e437c7d448e4731c16316818fa3652bb491817d149c2d1c6"`
[INFO] [stdout] 940e4e65b1abd191e437c7d448e4731c16316818fa3652bb491817d149c2d1c6
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] a37c5a28d0dbd58983be41e2877b94b1e9b5ec8989c6a644f84fbe292bbc2a0d
[INFO] running `"docker" "start" "-a" "a37c5a28d0dbd58983be41e2877b94b1e9b5ec8989c6a644f84fbe292bbc2a0d"`
[INFO] [stderr]    Compiling ethereum-trie-memory v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DatabaseHandle`
[INFO] [stderr]  --> src/memory.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | use trie::{DatabaseHandle, Change, insert, delete, build, get, EMPTY_TRIE_HASH};
[INFO] [stderr]   |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `trie::merkle::MerkleNode`
[INFO] [stderr]   --> src/memory.rs:97:9
[INFO] [stderr]    |
[INFO] [stderr] 97 |     use trie::merkle::MerkleNode;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rlp::Rlp`
[INFO] [stderr]   --> src/memory.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |     use rlp::Rlp;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::UnsafeCell`
[INFO] [stderr]    --> src/memory.rs:102:9
[INFO] [stderr]     |
[INFO] [stderr] 102 |     use std::cell::UnsafeCell;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hexutil::read_hex`
[INFO] [stderr]    --> src/memory.rs:104:9
[INFO] [stderr]     |
[INFO] [stderr] 104 |     use hexutil::read_hex;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rlp`
[INFO] [stderr]  --> src/mutable.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rlp::{self, Rlp};
[INFO] [stderr]   |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `trie::merkle::MerkleNode`
[INFO] [stderr]  --> src/cache.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use trie::merkle::MerkleNode;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rlp::Rlp`
[INFO] [stderr]  --> src/cache.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rlp::Rlp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/memory.rs:134:19
[INFO] [stderr]     |
[INFO] [stderr] 134 |         for (key, value) in &map {
[INFO] [stderr]     |                   ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/memory.rs:116:13
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let mut btrie = MemoryTrieMut::build(&map);
[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/cache.rs:97:13
[INFO] [stderr]    |
[INFO] [stderr] 97 |         let mut map = self.map.borrow_mut();
[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/cache.rs:105:13
[INFO] [stderr]     |
[INFO] [stderr] 105 |         let mut map = self.map.borrow_mut();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `"docker" "inspect" "a37c5a28d0dbd58983be41e2877b94b1e9b5ec8989c6a644f84fbe292bbc2a0d"`
[INFO] running `"docker" "rm" "-f" "a37c5a28d0dbd58983be41e2877b94b1e9b5ec8989c6a644f84fbe292bbc2a0d"`
[INFO] [stdout] a37c5a28d0dbd58983be41e2877b94b1e9b5ec8989c6a644f84fbe292bbc2a0d
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] a7dca449ccdd0c15dee112c54954cd536ca1bd3391029942ab79ea165d4069bf
[INFO] running `"docker" "start" "-a" "a7dca449ccdd0c15dee112c54954cd536ca1bd3391029942ab79ea165d4069bf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/trie_memory-b11a29eb7589c5d0
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test memory::tests::trie_two_keys ... ok
[INFO] [stdout] test memory::tests::trie_middle_leaf ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests trie_memory
[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 `"docker" "inspect" "a7dca449ccdd0c15dee112c54954cd536ca1bd3391029942ab79ea165d4069bf"`
[INFO] running `"docker" "rm" "-f" "a7dca449ccdd0c15dee112c54954cd536ca1bd3391029942ab79ea165d4069bf"`
[INFO] [stdout] a7dca449ccdd0c15dee112c54954cd536ca1bd3391029942ab79ea165d4069bf