[INFO] updating cached repository https://github.com/bon-chi/cci_c
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0f1c7ac6bb2ef266a9528f3bf632fb2635598882
[INFO] testing bon-chi/cci_c against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbon-chi%2Fcci_c" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bon-chi/cci_c on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/bon-chi/cci_c
[INFO] finished tweaking git repo https://github.com/bon-chi/cci_c
[INFO] tweaked toml for git repo https://github.com/bon-chi/cci_c written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/bon-chi/cci_c already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "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" "+1.44.0" "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] 886fa58a34868c6a412debcca399958034b879f2a9cea9895d8ac20e18553c38
[INFO] running `"docker" "start" "-a" "886fa58a34868c6a412debcca399958034b879f2a9cea9895d8ac20e18553c38"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cci_c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/cci/token.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/cci/token.rs:2:26
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{BufReader, Read};
[INFO] [stderr]   |                          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `END_KeyList` should have an upper camel case name
[INFO] [stderr]   --> src/cci/token.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     END_KeyList,
[INFO] [stderr]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EndKeyList`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]   --> src/cci/token.rs:59:33
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn next_token<T>(&mut self, file: BufReader<T>) {}
[INFO] [stderr]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `TokenKind`
[INFO] [stderr]  --> src/cci/token.rs:4:6
[INFO] [stderr]   |
[INFO] [stderr] 4 | enum TokenKind {
[INFO] [stderr]   |      ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Token`
[INFO] [stderr]   --> src/cci/token.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | struct Token {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next_token`
[INFO] [stderr]   --> src/cci/token.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn next_token<T>(&mut self, file: BufReader<T>) {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "886fa58a34868c6a412debcca399958034b879f2a9cea9895d8ac20e18553c38"`
[INFO] running `"docker" "rm" "-f" "886fa58a34868c6a412debcca399958034b879f2a9cea9895d8ac20e18553c38"`
[INFO] [stdout] 886fa58a34868c6a412debcca399958034b879f2a9cea9895d8ac20e18553c38
[INFO] running `"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" "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" "+1.44.0" "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] 399e8f7e811cd28bb6cf3c8f912cf86b7c6c369d8f52ca7915267ad88f54c0b8
[INFO] running `"docker" "start" "-a" "399e8f7e811cd28bb6cf3c8f912cf86b7c6c369d8f52ca7915267ad88f54c0b8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cci_c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/cci/token.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/cci/token.rs:2:26
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{BufReader, Read};
[INFO] [stderr]   |                          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `END_KeyList` should have an upper camel case name
[INFO] [stderr]   --> src/cci/token.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     END_KeyList,
[INFO] [stderr]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EndKeyList`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]   --> src/cci/token.rs:59:33
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn next_token<T>(&mut self, file: BufReader<T>) {}
[INFO] [stderr]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `TokenKind`
[INFO] [stderr]  --> src/cci/token.rs:4:6
[INFO] [stderr]   |
[INFO] [stderr] 4 | enum TokenKind {
[INFO] [stderr]   |      ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Token`
[INFO] [stderr]   --> src/cci/token.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | struct Token {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next_token`
[INFO] [stderr]   --> src/cci/token.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn next_token<T>(&mut self, file: BufReader<T>) {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/cci/token.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/cci/token.rs:2:26
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{BufReader, Read};
[INFO] [stderr]   |                          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `END_KeyList` should have an upper camel case name
[INFO] [stderr]   --> src/cci/token.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     END_KeyList,
[INFO] [stderr]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EndKeyList`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]   --> src/cci/token.rs:59:33
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn next_token<T>(&mut self, file: BufReader<T>) {}
[INFO] [stderr]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `TokenKind`
[INFO] [stderr]  --> src/cci/token.rs:4:6
[INFO] [stderr]   |
[INFO] [stderr] 4 | enum TokenKind {
[INFO] [stderr]   |      ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Token`
[INFO] [stderr]   --> src/cci/token.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | struct Token {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next_token`
[INFO] [stderr]   --> src/cci/token.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn next_token<T>(&mut self, file: BufReader<T>) {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "399e8f7e811cd28bb6cf3c8f912cf86b7c6c369d8f52ca7915267ad88f54c0b8"`
[INFO] running `"docker" "rm" "-f" "399e8f7e811cd28bb6cf3c8f912cf86b7c6c369d8f52ca7915267ad88f54c0b8"`
[INFO] [stdout] 399e8f7e811cd28bb6cf3c8f912cf86b7c6c369d8f52ca7915267ad88f54c0b8
[INFO] running `"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" "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" "+1.44.0" "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] 2fe367cd91e7ea5f98035410f7969631f7fb8143644a1a056fe303f31be65dc6
[INFO] running `"docker" "start" "-a" "2fe367cd91e7ea5f98035410f7969631f7fb8143644a1a056fe303f31be65dc6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/cci/token.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/cci/token.rs:2:26
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{BufReader, Read};
[INFO] [stderr]   |                          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `END_KeyList` should have an upper camel case name
[INFO] [stderr]   --> src/cci/token.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     END_KeyList,
[INFO] [stderr]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EndKeyList`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]   --> src/cci/token.rs:59:33
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn next_token<T>(&mut self, file: BufReader<T>) {}
[INFO] [stderr]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `TokenKind`
[INFO] [stderr]  --> src/cci/token.rs:4:6
[INFO] [stderr]   |
[INFO] [stderr] 4 | enum TokenKind {
[INFO] [stderr]   |      ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Token`
[INFO] [stderr]   --> src/cci/token.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | struct Token {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next_token`
[INFO] [stderr]   --> src/cci/token.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn next_token<T>(&mut self, file: BufReader<T>) {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/cci/token.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/cci/token.rs:2:26
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{BufReader, Read};
[INFO] [stderr]   |                          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `END_KeyList` should have an upper camel case name
[INFO] [stderr]   --> src/cci/token.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     END_KeyList,
[INFO] [stderr]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EndKeyList`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]   --> src/cci/token.rs:59:33
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn next_token<T>(&mut self, file: BufReader<T>) {}
[INFO] [stderr]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `TokenKind`
[INFO] [stderr]  --> src/cci/token.rs:4:6
[INFO] [stderr]   |
[INFO] [stderr] 4 | enum TokenKind {
[INFO] [stderr]   |      ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Token`
[INFO] [stderr]   --> src/cci/token.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | struct Token {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next_token`
[INFO] [stderr]   --> src/cci/token.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn next_token<T>(&mut self, file: BufReader<T>) {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cci_c-c44bfb30e86fe1e1
[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] [stderr]      Running /opt/rustwide/target/debug/deps/cci_c-0a3e58d6c6c53fa6
[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] [stderr]    Doc-tests cci_c
[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" "2fe367cd91e7ea5f98035410f7969631f7fb8143644a1a056fe303f31be65dc6"`
[INFO] running `"docker" "rm" "-f" "2fe367cd91e7ea5f98035410f7969631f7fb8143644a1a056fe303f31be65dc6"`
[INFO] [stdout] 2fe367cd91e7ea5f98035410f7969631f7fb8143644a1a056fe303f31be65dc6