[INFO] cloning repository https://github.com/michael-robbins/filemerger [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michael-robbins/filemerger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichael-robbins%2Ffilemerger", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichael-robbins%2Ffilemerger'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4d71225f56ffa8ba8609693fcf7ef8f4f20a7ada [INFO] checking michael-robbins/filemerger against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichael-robbins%2Ffilemerger" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/michael-robbins/filemerger on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/michael-robbins/filemerger [INFO] finished tweaking git repo https://github.com/michael-robbins/filemerger [INFO] tweaked toml for git repo https://github.com/michael-robbins/filemerger written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/michael-robbins/filemerger already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bzip2-sys v0.1.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 04f0c5f3f9cc099b7a0e1829c81f191920d66502bdb53b197829507505c792f7 [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" "04f0c5f3f9cc099b7a0e1829c81f191920d66502bdb53b197829507505c792f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "04f0c5f3f9cc099b7a0e1829c81f191920d66502bdb53b197829507505c792f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04f0c5f3f9cc099b7a0e1829c81f191920d66502bdb53b197829507505c792f7", kill_on_drop: false }` [INFO] [stdout] 04f0c5f3f9cc099b7a0e1829c81f191920d66502bdb53b197829507505c792f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aa76651144427408d290cc39c258feb461aa755d4e8d5ce4ef88a0ffa1c1bc8e [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" "aa76651144427408d290cc39c258feb461aa755d4e8d5ce4ef88a0ffa1c1bc8e", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking ucd-util v0.1.2 [INFO] [stderr] Compiling regex v1.0.5 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking termcolor v1.0.4 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Checking linked-hash-map v0.5.1 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking glob v0.2.11 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking getopts v0.2.18 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking humantime v1.1.1 [INFO] [stderr] Checking regex-syntax v0.6.2 [INFO] [stderr] Checking yaml-rust v0.4.2 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Compiling bzip2-sys v0.1.6 [INFO] [stderr] Compiling miniz-sys v0.1.11 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking csv v0.15.0 [INFO] [stderr] Checking flate2 v0.2.20 [INFO] [stderr] Checking bzip2 v0.3.3 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking file-merger v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/merge_file_manager.rs:79:18 [INFO] [stdout] | [INFO] [stdout] 79 | #[derive(RustcDecodable,Debug)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/merge_file_manager.rs:96:32 [INFO] [stdout] | [INFO] [stdout] 96 | let metadata = try!(fs::metadata(filename)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/merge_file.rs:29:32 [INFO] [stdout] | [INFO] [stdout] 29 | lines: Lines>>, [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/merge_file.rs:58:20 [INFO] [stdout] | [INFO] [stdout] 58 | let file = try!(File::open(filepath)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/merge_file.rs:59:24 [INFO] [stdout] | [INFO] [stdout] 59 | let filesize = try!(file.metadata()).len(); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/merge_file.rs:62:31 [INFO] [stdout] | [INFO] [stdout] 62 | let decompressor: Box = match file_ext.to_str() { [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/settings.rs:56:30 [INFO] [stdout] | [INFO] [stdout] 56 | let delimiter_char = try!(self.parse_delimiter()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/settings.rs:57:25 [INFO] [stdout] | [INFO] [stdout] 57 | let key_index = try!(self.parse_key_index()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/settings.rs:58:28 [INFO] [stdout] | [INFO] [stdout] 58 | let glob_choices = try!(self.parse_glob()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/settings.rs:59:26 [INFO] [stdout] | [INFO] [stdout] 59 | let cache_path = try!(self.parse_cache_file()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/settings.rs:68:25 [INFO] [stdout] | [INFO] [stdout] 68 | let key_start = try!(self.parse_key_generic("key-start")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/settings.rs:69:23 [INFO] [stdout] | [INFO] [stdout] 69 | let key_end = try!(self.parse_key_generic("key-end")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/settings.rs:71:24 [INFO] [stdout] | [INFO] [stdout] 71 | let key_type = try!(self.parse_key_type()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/merge_file_manager.rs:79:18 [INFO] [stdout] | [INFO] [stdout] 79 | #[derive(RustcDecodable,Debug)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/merge_file_manager.rs:96:32 [INFO] [stdout] | [INFO] [stdout] 96 | let metadata = try!(fs::metadata(filename)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/merge_file.rs:29:32 [INFO] [stdout] | [INFO] [stdout] 29 | lines: Lines>>, [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/merge_file.rs:58:20 [INFO] [stdout] | [INFO] [stdout] 58 | let file = try!(File::open(filepath)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/merge_file.rs:59:24 [INFO] [stdout] | [INFO] [stdout] 59 | let filesize = try!(file.metadata()).len(); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/merge_file.rs:62:31 [INFO] [stdout] | [INFO] [stdout] 62 | let decompressor: Box = match file_ext.to_str() { [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/settings.rs:56:30 [INFO] [stdout] | [INFO] [stdout] 56 | let delimiter_char = try!(self.parse_delimiter()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/settings.rs:57:25 [INFO] [stdout] | [INFO] [stdout] 57 | let key_index = try!(self.parse_key_index()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/settings.rs:58:28 [INFO] [stdout] | [INFO] [stdout] 58 | let glob_choices = try!(self.parse_glob()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/settings.rs:59:26 [INFO] [stdout] | [INFO] [stdout] 59 | let cache_path = try!(self.parse_cache_file()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/settings.rs:68:25 [INFO] [stdout] | [INFO] [stdout] 68 | let key_start = try!(self.parse_key_generic("key-start")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/settings.rs:69:23 [INFO] [stdout] | [INFO] [stdout] 69 | let key_end = try!(self.parse_key_generic("key-end")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/settings.rs:71:24 [INFO] [stdout] | [INFO] [stdout] 71 | let key_type = try!(self.parse_key_type()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/settings.rs:38:36 [INFO] [stdout] | [INFO] [stdout] 38 | Err(failure) => panic!(failure.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 38 | Err(failure) => panic!("{}", failure.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 38 | Err(failure) => std::panic::panic_any(failure.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/settings.rs:38:36 [INFO] [stdout] | [INFO] [stdout] 38 | Err(failure) => panic!(failure.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 38 | Err(failure) => panic!("{}", failure.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 38 | Err(failure) => std::panic::panic_any(failure.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.12s [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "aa76651144427408d290cc39c258feb461aa755d4e8d5ce4ef88a0ffa1c1bc8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa76651144427408d290cc39c258feb461aa755d4e8d5ce4ef88a0ffa1c1bc8e", kill_on_drop: false }` [INFO] [stdout] aa76651144427408d290cc39c258feb461aa755d4e8d5ce4ef88a0ffa1c1bc8e