[INFO] updating cached repository https://github.com/lautis/rscsv
[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] 10706856be2e88861124360903437a6170886142
[INFO] testing lautis/rscsv against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flautis%2Frscsv" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lautis/rscsv 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/lautis/rscsv
[INFO] finished tweaking git repo https://github.com/lautis/rscsv
[INFO] tweaked toml for git repo https://github.com/lautis/rscsv written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/lautis/rscsv 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-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" "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] e4c5fbff7245b8e030235d307bbaf48b78af16e05526ef2e16520f50dc7c6734
[INFO] running `"docker" "start" "-a" "e4c5fbff7245b8e030235d307bbaf48b78af16e05526ef2e16520f50dc7c6734"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libcruby-sys v0.7.5
[INFO] [stderr]    Compiling cstr-macro v0.1.0
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling csv-core v0.1.5
[INFO] [stderr]    Compiling csv v1.0.5
[INFO] [stderr]    Compiling helix v0.7.5
[INFO] [stderr]    Compiling rscsv v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:182:1
[INFO] [stderr]     |
[INFO] [stderr] 182 | / ruby! {
[INFO] [stderr] 183 | |     class RscsvReader {
[INFO] [stderr] 184 | |         def each_internal(data: Enumerator) -> Result<(), &'static str> {
[INFO] [stderr] 185 | |             yield_csv(&data).map_err(|_| "Error parsing CSV")
[INFO] [stderr] ...   |
[INFO] [stderr] 205 | |     }
[INFO] [stderr] 206 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:182:1
[INFO] [stderr]     |
[INFO] [stderr] 182 | / ruby! {
[INFO] [stderr] 183 | |     class RscsvReader {
[INFO] [stderr] 184 | |         def each_internal(data: Enumerator) -> Result<(), &'static str> {
[INFO] [stderr] 185 | |             yield_csv(&data).map_err(|_| "Error parsing CSV")
[INFO] [stderr] ...   |
[INFO] [stderr] 205 | |     }
[INFO] [stderr] 206 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:182:1
[INFO] [stderr]     |
[INFO] [stderr] 182 | / ruby! {
[INFO] [stderr] 183 | |     class RscsvReader {
[INFO] [stderr] 184 | |         def each_internal(data: Enumerator) -> Result<(), &'static str> {
[INFO] [stderr] 185 | |             yield_csv(&data).map_err(|_| "Error parsing CSV")
[INFO] [stderr] ...   |
[INFO] [stderr] 205 | |     }
[INFO] [stderr] 206 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:182:1
[INFO] [stderr]     |
[INFO] [stderr] 182 | / ruby! {
[INFO] [stderr] 183 | |     class RscsvReader {
[INFO] [stderr] 184 | |         def each_internal(data: Enumerator) -> Result<(), &'static str> {
[INFO] [stderr] 185 | |             yield_csv(&data).map_err(|_| "Error parsing CSV")
[INFO] [stderr] ...   |
[INFO] [stderr] 205 | |     }
[INFO] [stderr] 206 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:12:63
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn generate_lines(rows: &[Vec<String>]) -> Result<String, 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: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.09s
[INFO] running `"docker" "inspect" "e4c5fbff7245b8e030235d307bbaf48b78af16e05526ef2e16520f50dc7c6734"`
[INFO] running `"docker" "rm" "-f" "e4c5fbff7245b8e030235d307bbaf48b78af16e05526ef2e16520f50dc7c6734"`
[INFO] [stdout] e4c5fbff7245b8e030235d307bbaf48b78af16e05526ef2e16520f50dc7c6734
[INFO] running `"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" "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] 216852f59660fa0607184c0d1dc62ab83e5af223d74023e5c2e8717ea905b427
[INFO] running `"docker" "start" "-a" "216852f59660fa0607184c0d1dc62ab83e5af223d74023e5c2e8717ea905b427"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rscsv v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:182:1
[INFO] [stderr]     |
[INFO] [stderr] 182 | / ruby! {
[INFO] [stderr] 183 | |     class RscsvReader {
[INFO] [stderr] 184 | |         def each_internal(data: Enumerator) -> Result<(), &'static str> {
[INFO] [stderr] 185 | |             yield_csv(&data).map_err(|_| "Error parsing CSV")
[INFO] [stderr] ...   |
[INFO] [stderr] 205 | |     }
[INFO] [stderr] 206 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:182:1
[INFO] [stderr]     |
[INFO] [stderr] 182 | / ruby! {
[INFO] [stderr] 183 | |     class RscsvReader {
[INFO] [stderr] 184 | |         def each_internal(data: Enumerator) -> Result<(), &'static str> {
[INFO] [stderr] 185 | |             yield_csv(&data).map_err(|_| "Error parsing CSV")
[INFO] [stderr] ...   |
[INFO] [stderr] 205 | |     }
[INFO] [stderr] 206 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:182:1
[INFO] [stderr]     |
[INFO] [stderr] 182 | / ruby! {
[INFO] [stderr] 183 | |     class RscsvReader {
[INFO] [stderr] 184 | |         def each_internal(data: Enumerator) -> Result<(), &'static str> {
[INFO] [stderr] 185 | |             yield_csv(&data).map_err(|_| "Error parsing CSV")
[INFO] [stderr] ...   |
[INFO] [stderr] 205 | |     }
[INFO] [stderr] 206 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:182:1
[INFO] [stderr]     |
[INFO] [stderr] 182 | / ruby! {
[INFO] [stderr] 183 | |     class RscsvReader {
[INFO] [stderr] 184 | |         def each_internal(data: Enumerator) -> Result<(), &'static str> {
[INFO] [stderr] 185 | |             yield_csv(&data).map_err(|_| "Error parsing CSV")
[INFO] [stderr] ...   |
[INFO] [stderr] 205 | |     }
[INFO] [stderr] 206 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:12:63
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn generate_lines(rows: &[Vec<String>]) -> Result<String, 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: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `"docker" "inspect" "216852f59660fa0607184c0d1dc62ab83e5af223d74023e5c2e8717ea905b427"`
[INFO] running `"docker" "rm" "-f" "216852f59660fa0607184c0d1dc62ab83e5af223d74023e5c2e8717ea905b427"`
[INFO] [stdout] 216852f59660fa0607184c0d1dc62ab83e5af223d74023e5c2e8717ea905b427
[INFO] running `"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" "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] 96a0e8151104dc92db50514195de29985a73eb75326ae7b01e9de9b7292b1ad3
[INFO] running `"docker" "start" "-a" "96a0e8151104dc92db50514195de29985a73eb75326ae7b01e9de9b7292b1ad3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:182:1
[INFO] [stderr]     |
[INFO] [stderr] 182 | / ruby! {
[INFO] [stderr] 183 | |     class RscsvReader {
[INFO] [stderr] 184 | |         def each_internal(data: Enumerator) -> Result<(), &'static str> {
[INFO] [stderr] 185 | |             yield_csv(&data).map_err(|_| "Error parsing CSV")
[INFO] [stderr] ...   |
[INFO] [stderr] 205 | |     }
[INFO] [stderr] 206 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:182:1
[INFO] [stderr]     |
[INFO] [stderr] 182 | / ruby! {
[INFO] [stderr] 183 | |     class RscsvReader {
[INFO] [stderr] 184 | |         def each_internal(data: Enumerator) -> Result<(), &'static str> {
[INFO] [stderr] 185 | |             yield_csv(&data).map_err(|_| "Error parsing CSV")
[INFO] [stderr] ...   |
[INFO] [stderr] 205 | |     }
[INFO] [stderr] 206 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:182:1
[INFO] [stderr]     |
[INFO] [stderr] 182 | / ruby! {
[INFO] [stderr] 183 | |     class RscsvReader {
[INFO] [stderr] 184 | |         def each_internal(data: Enumerator) -> Result<(), &'static str> {
[INFO] [stderr] 185 | |             yield_csv(&data).map_err(|_| "Error parsing CSV")
[INFO] [stderr] ...   |
[INFO] [stderr] 205 | |     }
[INFO] [stderr] 206 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:182:1
[INFO] [stderr]     |
[INFO] [stderr] 182 | / ruby! {
[INFO] [stderr] 183 | |     class RscsvReader {
[INFO] [stderr] 184 | |         def each_internal(data: Enumerator) -> Result<(), &'static str> {
[INFO] [stderr] 185 | |             yield_csv(&data).map_err(|_| "Error parsing CSV")
[INFO] [stderr] ...   |
[INFO] [stderr] 205 | |     }
[INFO] [stderr] 206 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:12:63
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn generate_lines(rows: &[Vec<String>]) -> Result<String, 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: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rscsv-f7e79f4c5966ee63
[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" "96a0e8151104dc92db50514195de29985a73eb75326ae7b01e9de9b7292b1ad3"`
[INFO] running `"docker" "rm" "-f" "96a0e8151104dc92db50514195de29985a73eb75326ae7b01e9de9b7292b1ad3"`
[INFO] [stdout] 96a0e8151104dc92db50514195de29985a73eb75326ae7b01e9de9b7292b1ad3