[INFO] cloning repository https://github.com/v66moroz/xcsv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/v66moroz/xcsv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fv66moroz%2Fxcsv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fv66moroz%2Fxcsv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 948a01ad47528969c7dad94926ad85d7deece40b
[INFO] checking v66moroz/xcsv against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fv66moroz%2Fxcsv" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/v66moroz/xcsv on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/v66moroz/xcsv
[INFO] finished tweaking git repo https://github.com/v66moroz/xcsv
[INFO] tweaked toml for git repo https://github.com/v66moroz/xcsv written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/v66moroz/xcsv already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3a49ed139bfe6724bb4058bf398af15e96bf0217c09e5509387fffb4d9917e7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f3a49ed139bfe6724bb4058bf398af15e96bf0217c09e5509387fffb4d9917e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3a49ed139bfe6724bb4058bf398af15e96bf0217c09e5509387fffb4d9917e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3a49ed139bfe6724bb4058bf398af15e96bf0217c09e5509387fffb4d9917e7", kill_on_drop: false }`
[INFO] [stdout] f3a49ed139bfe6724bb4058bf398af15e96bf0217c09e5509387fffb4d9917e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b95296d1cf9f19996c7948a4e6a239fcb883a770941d4596e6489edb9aec847b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b95296d1cf9f19996c7948a4e6a239fcb883a770941d4596e6489edb9aec847b", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling libcruby-sys v0.7.5
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.3
[INFO] [stderr]     Checking helix v0.7.5
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking flate2 v1.0.4
[INFO] [stderr]     Checking regex v1.0.6
[INFO] [stderr]     Checking csv v1.0.2
[INFO] [stderr]     Checking xcsv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 | type CSVIterType = Iterator<Item=Result<csv::StringRecord, csv::Error>>;
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Result<csv::StringRecord, csv::Error>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |             let gz_reader: Box<Read> =
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 | type CSVIterType = Iterator<Item=Result<csv::StringRecord, csv::Error>>;
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Result<csv::StringRecord, csv::Error>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |             let gz_reader: Box<Read> =
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:47:1
[INFO] [stdout]     |
[INFO] [stdout] 47  | / ruby! {
[INFO] [stdout] 48  | |     class XCSV {
[INFO] [stdout] 49  | |         struct {
[INFO] [stdout] 50  | |             path: String,
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |     }
[INFO] [stdout] 105 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:47:1
[INFO] [stdout]     |
[INFO] [stdout] 47  | / ruby! {
[INFO] [stdout] 48  | |     class XCSV {
[INFO] [stdout] 49  | |         struct {
[INFO] [stdout] 50  | |             path: String,
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |     }
[INFO] [stdout] 105 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:47:1
[INFO] [stdout]     |
[INFO] [stdout] 47  | / ruby! {
[INFO] [stdout] 48  | |     class XCSV {
[INFO] [stdout] 49  | |         struct {
[INFO] [stdout] 50  | |             path: String,
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |     }
[INFO] [stdout] 105 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:47:1
[INFO] [stdout]     |
[INFO] [stdout] 47  | / ruby! {
[INFO] [stdout] 48  | |     class XCSV {
[INFO] [stdout] 49  | |         struct {
[INFO] [stdout] 50  | |             path: String,
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |     }
[INFO] [stdout] 105 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:47:1
[INFO] [stdout]     |
[INFO] [stdout] 47  | / ruby! {
[INFO] [stdout] 48  | |     class XCSV {
[INFO] [stdout] 49  | |         struct {
[INFO] [stdout] 50  | |             path: String,
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |     }
[INFO] [stdout] 105 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:47:1
[INFO] [stdout]     |
[INFO] [stdout] 47  | / ruby! {
[INFO] [stdout] 48  | |     class XCSV {
[INFO] [stdout] 49  | |         struct {
[INFO] [stdout] 50  | |             path: String,
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |     }
[INFO] [stdout] 105 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:47:1
[INFO] [stdout]     |
[INFO] [stdout] 47  | / ruby! {
[INFO] [stdout] 48  | |     class XCSV {
[INFO] [stdout] 49  | |         struct {
[INFO] [stdout] 50  | |             path: String,
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |     }
[INFO] [stdout] 105 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:47:1
[INFO] [stdout]     |
[INFO] [stdout] 47  | / ruby! {
[INFO] [stdout] 48  | |     class XCSV {
[INFO] [stdout] 49  | |         struct {
[INFO] [stdout] 50  | |             path: String,
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |     }
[INFO] [stdout] 105 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `codegen_define_method` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.35s
[INFO] running `Command { std: "docker" "inspect" "b95296d1cf9f19996c7948a4e6a239fcb883a770941d4596e6489edb9aec847b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b95296d1cf9f19996c7948a4e6a239fcb883a770941d4596e6489edb9aec847b", kill_on_drop: false }`
[INFO] [stdout] b95296d1cf9f19996c7948a4e6a239fcb883a770941d4596e6489edb9aec847b