[INFO] crate keytree 0.2.4 is already in cache
[INFO] testing keytree-0.2.4 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate keytree 0.2.4 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate keytree 0.2.4 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate keytree 0.2.4
[INFO] finished tweaking crates.io crate keytree 0.2.4
[INFO] tweaked toml for crates.io crate keytree 0.2.4 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 45f882ddf5e3c8d2f3bfce27b1fac74ca5f43f4d5cf22a1cdf516c303d619866
[INFO] running `"docker" "start" "-a" "45f882ddf5e3c8d2f3bfce27b1fac74ca5f43f4d5cf22a1cdf516c303d619866"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling keytree v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: associated function is never used: `new_line`
[INFO] [stderr]    --> src/parser.rs:153:8
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn new_line(&mut self, pos: usize) {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `start_key`
[INFO] [stderr]    --> src/lib.rs:166:8
[INFO] [stderr]     |
[INFO] [stderr] 166 |     fn start_key(&self) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]    --> src/lib.rs:374:8
[INFO] [stderr]     |
[INFO] [stderr] 374 |     fn get(&self, path: &UniquePath) -> Option<TokenIndex> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]    --> src/lib.rs:672:8
[INFO] [stderr]     |
[INFO] [stderr] 672 |     fn get(&self, path: &NonUniquePath) -> Option<usize> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `"docker" "inspect" "45f882ddf5e3c8d2f3bfce27b1fac74ca5f43f4d5cf22a1cdf516c303d619866"`
[INFO] running `"docker" "rm" "-f" "45f882ddf5e3c8d2f3bfce27b1fac74ca5f43f4d5cf22a1cdf516c303d619866"`
[INFO] [stdout] 45f882ddf5e3c8d2f3bfce27b1fac74ca5f43f4d5cf22a1cdf516c303d619866
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 99c53e5a6e1afc10bad66c753f851c00ad49b1c3bed0fe553a405ac3db988c6e
[INFO] running `"docker" "start" "-a" "99c53e5a6e1afc10bad66c753f851c00ad49b1c3bed0fe553a405ac3db988c6e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling keytree v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: associated function is never used: `new_line`
[INFO] [stderr]    --> src/parser.rs:153:8
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn new_line(&mut self, pos: usize) {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `start_key`
[INFO] [stderr]    --> src/lib.rs:166:8
[INFO] [stderr]     |
[INFO] [stderr] 166 |     fn start_key(&self) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]    --> src/lib.rs:374:8
[INFO] [stderr]     |
[INFO] [stderr] 374 |     fn get(&self, path: &UniquePath) -> Option<TokenIndex> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]    --> src/lib.rs:672:8
[INFO] [stderr]     |
[INFO] [stderr] 672 |     fn get(&self, path: &NonUniquePath) -> Option<usize> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_line`
[INFO] [stderr]    --> src/parser.rs:153:8
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn new_line(&mut self, pos: usize) {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `start_key`
[INFO] [stderr]    --> src/lib.rs:166:8
[INFO] [stderr]     |
[INFO] [stderr] 166 |     fn start_key(&self) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]    --> src/lib.rs:374:8
[INFO] [stderr]     |
[INFO] [stderr] 374 |     fn get(&self, path: &UniquePath) -> Option<TokenIndex> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]    --> src/lib.rs:672:8
[INFO] [stderr]     |
[INFO] [stderr] 672 |     fn get(&self, path: &NonUniquePath) -> Option<usize> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `"docker" "inspect" "99c53e5a6e1afc10bad66c753f851c00ad49b1c3bed0fe553a405ac3db988c6e"`
[INFO] running `"docker" "rm" "-f" "99c53e5a6e1afc10bad66c753f851c00ad49b1c3bed0fe553a405ac3db988c6e"`
[INFO] [stdout] 99c53e5a6e1afc10bad66c753f851c00ad49b1c3bed0fe553a405ac3db988c6e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5c83a027eeea4aba15b14a89d4f52d7176be074a898e8816a1f4ed8edf3238dc
[INFO] running `"docker" "start" "-a" "5c83a027eeea4aba15b14a89d4f52d7176be074a898e8816a1f4ed8edf3238dc"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `new_line`
[INFO] [stderr]    --> src/parser.rs:153:8
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn new_line(&mut self, pos: usize) {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `start_key`
[INFO] [stderr]    --> src/lib.rs:166:8
[INFO] [stderr]     |
[INFO] [stderr] 166 |     fn start_key(&self) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]    --> src/lib.rs:374:8
[INFO] [stderr]     |
[INFO] [stderr] 374 |     fn get(&self, path: &UniquePath) -> Option<TokenIndex> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]    --> src/lib.rs:672:8
[INFO] [stderr]     |
[INFO] [stderr] 672 |     fn get(&self, path: &NonUniquePath) -> Option<usize> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_line`
[INFO] [stderr]    --> src/parser.rs:153:8
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn new_line(&mut self, pos: usize) {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `start_key`
[INFO] [stderr]    --> src/lib.rs:166:8
[INFO] [stderr]     |
[INFO] [stderr] 166 |     fn start_key(&self) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]    --> src/lib.rs:374:8
[INFO] [stderr]     |
[INFO] [stderr] 374 |     fn get(&self, path: &UniquePath) -> Option<TokenIndex> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]    --> src/lib.rs:672:8
[INFO] [stderr]     |
[INFO] [stderr] 672 |     fn get(&self, path: &NonUniquePath) -> Option<usize> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/keytree-3e39999eb81afb36
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-dcb5a2a49d074ffb
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests keytree
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 40 tests
[INFO] [stdout] test append_empty_and_nonunique ... ok
[INFO] [stdout] test append_empty_and_unique ... ok
[INFO] [stdout] test append_to_empty ... ok
[INFO] [stdout] test append_to_empty_and_unique ... ok
[INFO] [stdout] test badly_formed_string_3 ... ok
[INFO] [stdout] test badly_formed_string_4 ... ok
[INFO] [stdout] test empty_unique_debug ... ok
[INFO] [stdout] test last_index ... ok
[INFO] [stdout] test non_unique_debug ... ok
[INFO] [stdout] test non_unique_equality_names ... ok
[INFO] [stdout] test non_unique_to_unique ... ok
[INFO] [stdout] test non_unique_truncate_1 ... ok
[INFO] [stdout] test non_unique_truncate_2 ... ok
[INFO] [stdout] test nonunique_empty_len ... ok
[INFO] [stdout] test nonunique_equality_names_2 ... ok
[INFO] [stdout] test nonunique_equality_names_3 ... ok
[INFO] [stdout] test nonunique_tail_2 ... ok
[INFO] [stdout] test nonunique_tail_1 ... ok
[INFO] [stdout] test parse_whitespace_1 ... ok
[INFO] [stdout] test parse_whitespace_2 ... ok
[INFO] [stdout] test parse_whitespace_3 ... ok
[INFO] [stdout] test path_empty ... ok
[INFO] [stdout] test path_is_empty_1 ... ok
[INFO] [stdout] test set_last_index ... ok
[INFO] [stdout] test unique_debug ... ok
[INFO] [stdout] test unique_empty_len ... ok
[INFO] [stdout] test same_base_1 ... ok
[INFO] [stdout] test unique_equality_indices_2 ... ok
[INFO] [stdout] test unique_equality_names ... ok
[INFO] [stdout] test unique_equality_names_2 ... ok
[INFO] [stdout] test unique_equality_names_3 ... ok
[INFO] [stdout] test unique_remove_1 ... ok
[INFO] [stdout] test parse_whitespace_4 ... ok
[INFO] [stdout] test non_unique_len ... ok
[INFO] [stdout] test badly_formed_string_2 ... ok
[INFO] [stdout] test append_to_non_unique ... ok
[INFO] [stdout] test badly_formed_string_1 ... ok
[INFO] [stdout] test unique_remove_2 ... ok
[INFO] [stdout] test unique_truncate ... ok
[INFO] [stdout] test unique_to_non_unique ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 40 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs -  (line 131) ... FAILED
[INFO] [stdout] test src/lib.rs - Value (line 214) ... FAILED
[INFO] [stdout] test src/lib.rs - Value (line 216) ... FAILED
[INFO] [stdout] test src/lib.rs - Key (line 194) ... FAILED
[INFO] [stdout] test src/lib.rs - Key (line 192) ... FAILED
[INFO] [stdout] test src/lib.rs -  (line 83) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs -  (line 131) stdout ----
[INFO] [stdout] error: casts cannot be followed by a method call
[INFO] [stdout]  --> src/lib.rs:132:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | friends:    self.at("hobbit::friends::hobbit"),
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: try surrounding the expression in parentheses
[INFO] [stdout]   |
[INFO] [stdout] 3 | (friends:    self).at("hobbit::friends::hobbit"),
[INFO] [stdout]   | ^                ^
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `.`, `;`, `?`, or `}`, found `,`
[INFO] [stdout]  --> src/lib.rs:132:47
[INFO] [stdout]   |
[INFO] [stdout] 3 | friends:    self.at("hobbit::friends::hobbit"),
[INFO] [stdout]   |                                               ^ expected one of `.`, `;`, `?`, or `}`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Value (line 214) stdout ----
[INFO] [stdout] error: expected one of `!`, `(`, `.`, `::`, `;`, `<`, `?`, or `}`, found `Baggins`
[INFO] [stdout]  --> src/lib.rs:215:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | name: Frodo Baggins
[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: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Value (line 216) stdout ----
[INFO] [stdout] error: expected type, found `98`
[INFO] [stdout]  --> src/lib.rs:217:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | age:  98
[INFO] [stdout]   |    -  ^^ expected type
[INFO] [stdout]   |    |
[INFO] [stdout]   |    tried to parse a type due to this
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Key (line 194) stdout ----
[INFO] [stdout] error: expected type, found `98`
[INFO] [stdout]  --> src/lib.rs:195:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | age:  98
[INFO] [stdout]   |    -  ^^ expected type
[INFO] [stdout]   |    |
[INFO] [stdout]   |    tried to parse a type due to this
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Key (line 192) stdout ----
[INFO] [stdout] error: expected one of `!`, `(`, `.`, `::`, `;`, `<`, `?`, or `}`, found `Baggins`
[INFO] [stdout]  --> src/lib.rs:193:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | name: Frodo Baggins
[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: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs -  (line 131)
[INFO] [stdout]     src/lib.rs - Key (line 192)
[INFO] [stdout]     src/lib.rs - Key (line 194)
[INFO] [stdout]     src/lib.rs - Value (line 214)
[INFO] [stdout]     src/lib.rs - Value (line 216)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "5c83a027eeea4aba15b14a89d4f52d7176be074a898e8816a1f4ed8edf3238dc"`
[INFO] running `"docker" "rm" "-f" "5c83a027eeea4aba15b14a89d4f52d7176be074a898e8816a1f4ed8edf3238dc"`
[INFO] [stdout] 5c83a027eeea4aba15b14a89d4f52d7176be074a898e8816a1f4ed8edf3238dc