[INFO] updating cached repository https://github.com/iantabolt/sey
[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] f74597a471a9fa36cf4404959732531145458515
[INFO] testing iantabolt/sey against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiantabolt%2Fsey" "/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/iantabolt/sey 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 git repo https://github.com/iantabolt/sey
[INFO] finished tweaking git repo https://github.com/iantabolt/sey
[INFO] tweaked toml for git repo https://github.com/iantabolt/sey written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/iantabolt/sey already has a lockfile, it will not be regenerated
[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-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] fb5531b49cf53c12b866e24d84b193a1a4ff6608fa1f11205f70e47807cd6b40
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "fb5531b49cf53c12b866e24d84b193a1a4ff6608fa1f11205f70e47807cd6b40"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling bytecount v0.5.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling grep-matcher v0.1.2
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]    Compiling regex-automata v0.1.6
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling bstr v0.1.2
[INFO] [stderr]    Compiling grep-regex v0.1.3
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling globset v0.4.3
[INFO] [stderr]    Compiling grep-cli v0.1.2
[INFO] [stderr]    Compiling encoding_rs_io v0.1.6
[INFO] [stderr]    Compiling grep-searcher v0.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling grep-printer v0.1.2
[INFO] [stderr]    Compiling grep v0.2.4
[INFO] [stderr]    Compiling sey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:24:33
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn try_main() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:35:83
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn search(pattern: &str, replacement: &str, paths: &[OsString]) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `replacement`
[INFO] [stderr]   --> src/main.rs:35:26
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn search(pattern: &str, replacement: &str, paths: &[OsString]) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_replacement`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.71s
[INFO] running `"docker" "inspect" "fb5531b49cf53c12b866e24d84b193a1a4ff6608fa1f11205f70e47807cd6b40"`
[INFO] running `"docker" "rm" "-f" "fb5531b49cf53c12b866e24d84b193a1a4ff6608fa1f11205f70e47807cd6b40"`
[INFO] [stdout] fb5531b49cf53c12b866e24d84b193a1a4ff6608fa1f11205f70e47807cd6b40
[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" "+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] 4358d74914e59543166d5f1d9ce22faa43ab5293be60909eb884c154dc354394
[INFO] running `"docker" "start" "-a" "4358d74914e59543166d5f1d9ce22faa43ab5293be60909eb884c154dc354394"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling sey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:24:33
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn try_main() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:35:83
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn search(pattern: &str, replacement: &str, paths: &[OsString]) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `replacement`
[INFO] [stderr]   --> src/main.rs:35:26
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn search(pattern: &str, replacement: &str, paths: &[OsString]) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_replacement`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "4358d74914e59543166d5f1d9ce22faa43ab5293be60909eb884c154dc354394"`
[INFO] running `"docker" "rm" "-f" "4358d74914e59543166d5f1d9ce22faa43ab5293be60909eb884c154dc354394"`
[INFO] [stdout] 4358d74914e59543166d5f1d9ce22faa43ab5293be60909eb884c154dc354394
[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" "+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] 677bd9a21bc546ef7932c080a1c119cbca37fd0bab87e6a2261c773a5deaaf0e
[INFO] running `"docker" "start" "-a" "677bd9a21bc546ef7932c080a1c119cbca37fd0bab87e6a2261c773a5deaaf0e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:24:33
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn try_main() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:35:83
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn search(pattern: &str, replacement: &str, paths: &[OsString]) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `replacement`
[INFO] [stderr]   --> src/main.rs:35:26
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn search(pattern: &str, replacement: &str, paths: &[OsString]) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_replacement`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sey-227dab1cd9964a0e
[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" "677bd9a21bc546ef7932c080a1c119cbca37fd0bab87e6a2261c773a5deaaf0e"`
[INFO] running `"docker" "rm" "-f" "677bd9a21bc546ef7932c080a1c119cbca37fd0bab87e6a2261c773a5deaaf0e"`
[INFO] [stdout] 677bd9a21bc546ef7932c080a1c119cbca37fd0bab87e6a2261c773a5deaaf0e