[INFO] cloning repository https://github.com/segfo/qrcode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/segfo/qrcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsegfo%2Fqrcode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsegfo%2Fqrcode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ffb9a41e9c31e5a97bb0b329e57758914e79b68f
[INFO] testing segfo/qrcode against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsegfo%2Fqrcode" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/segfo/qrcode on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/segfo/qrcode
[INFO] finished tweaking git repo https://github.com/segfo/qrcode
[INFO] tweaked toml for git repo https://github.com/segfo/qrcode written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/segfo/qrcode already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 433eba41126955205fe6d80fdd251c208f81f8b601ce5963739987d92c55b6a1
[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" "433eba41126955205fe6d80fdd251c208f81f8b601ce5963739987d92c55b6a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "433eba41126955205fe6d80fdd251c208f81f8b601ce5963739987d92c55b6a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "433eba41126955205fe6d80fdd251c208f81f8b601ce5963739987d92c55b6a1", kill_on_drop: false }`
[INFO] [stdout] 433eba41126955205fe6d80fdd251c208f81f8b601ce5963739987d92c55b6a1
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00373ea522381051f46525d3384a3181348a6b192e58be96341dec646f36a5bf
[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" "00373ea522381051f46525d3384a3181348a6b192e58be96341dec646f36a5bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling qrcodegen v1.4.0
[INFO] [stderr]    Compiling qrcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/data_type.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 0x20...0x2f|0x3a...0x40|0x5b...0x60|0x7b...0x7e=>num+=1,
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` 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: `...` range patterns are deprecated
[INFO] [stdout]   --> src/data_type.rs:88:33
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 0x20...0x2f|0x3a...0x40|0x5b...0x60|0x7b...0x7e=>num+=1,
[INFO] [stdout]    |                                 ^^^ help: use `..=` for an inclusive range
[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: `...` range patterns are deprecated
[INFO] [stdout]   --> src/data_type.rs:88:45
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 0x20...0x2f|0x3a...0x40|0x5b...0x60|0x7b...0x7e=>num+=1,
[INFO] [stdout]    |                                             ^^^ help: use `..=` for an inclusive range
[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: `...` range patterns are deprecated
[INFO] [stdout]   --> src/data_type.rs:88:57
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 0x20...0x2f|0x3a...0x40|0x5b...0x60|0x7b...0x7e=>num+=1,
[INFO] [stdout]    |                                                         ^^^ help: use `..=` for an inclusive range
[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: `...` range patterns are deprecated
[INFO] [stdout]   --> src/data_type.rs:89:21
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 0x30...0x39 =>{
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[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: `...` range patterns are deprecated
[INFO] [stdout]   --> src/data_type.rs:92:21
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 0x41...0x5a|0x61...0x7a=>{
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[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: `...` range patterns are deprecated
[INFO] [stdout]   --> src/data_type.rs:92:33
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 0x41...0x5a|0x61...0x7a=>{
[INFO] [stdout]    |                                 ^^^ help: use `..=` for an inclusive range
[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: unused import: `std::env`
[INFO] [stdout]    --> src/data_type.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 128 | use std::env;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::*`
[INFO] [stdout]    --> src/data_type.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 | use std::io::*;
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/data_type.rs:131:1
[INFO] [stdout]     |
[INFO] [stdout] 131 | / macro_rules! input {
[INFO] [stdout] 132 | |     (source = $s:expr, $($r:tt)*) => {
[INFO] [stdout] 133 | |         let mut iter = $s.split_whitespace();
[INFO] [stdout] 134 | |         let mut next = || { iter.next().unwrap() };
[INFO] [stdout] ...   |
[INFO] [stdout] 149 | |     };
[INFO] [stdout] 150 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/data_type.rs:152:1
[INFO] [stdout]     |
[INFO] [stdout] 152 | / macro_rules! input_inner {
[INFO] [stdout] 153 | |     ($next:expr) => {};
[INFO] [stdout] 154 | |     ($next:expr, ) => {};
[INFO] [stdout] 155 | |
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |     };
[INFO] [stdout] 160 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/data_type.rs:162:1
[INFO] [stdout]     |
[INFO] [stdout] 162 | / macro_rules! read_value {
[INFO] [stdout] 163 | |     ($next:expr, ( $($t:tt),* )) => {
[INFO] [stdout] 164 | |         ( $(read_value!($next, $t)),* )
[INFO] [stdout] 165 | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 181 | |     };
[INFO] [stdout] 182 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `data_type`
[INFO] [stdout]  --> src/test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use data_type;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `data_type::*`
[INFO] [stdout]  --> src/test.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use data_type::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:49:57
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn text2qr(data:&str) -> std::result::Result<String,Box<std::error::Error>> {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::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/main.rs:54:60
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn binary2qr(data:&[u8]) -> std::result::Result<String,Box<std::error::Error>> {
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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/main.rs:59:72
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn data2qr(data:&[u8],kind:DataKind) -> std::result::Result<String,Box<std::error::Error>>{
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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/main.rs:67:71
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn load_to_file(input_filename:&str)->std::result::Result<Vec<u8>,Box<std::error::Error>>{
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.12s
[INFO] running `Command { std: "docker" "inspect" "00373ea522381051f46525d3384a3181348a6b192e58be96341dec646f36a5bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00373ea522381051f46525d3384a3181348a6b192e58be96341dec646f36a5bf", kill_on_drop: false }`
[INFO] [stdout] 00373ea522381051f46525d3384a3181348a6b192e58be96341dec646f36a5bf
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c82e773a0bb5d155f3f3ee152509a79251eaca098bf6116ee2936cc886687fc6
[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" "c82e773a0bb5d155f3f3ee152509a79251eaca098bf6116ee2936cc886687fc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling qrcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/data_type.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 0x20...0x2f|0x3a...0x40|0x5b...0x60|0x7b...0x7e=>num+=1,
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` 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: `...` range patterns are deprecated
[INFO] [stdout]   --> src/data_type.rs:88:33
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 0x20...0x2f|0x3a...0x40|0x5b...0x60|0x7b...0x7e=>num+=1,
[INFO] [stdout]    |                                 ^^^ help: use `..=` for an inclusive range
[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: `...` range patterns are deprecated
[INFO] [stdout]   --> src/data_type.rs:88:45
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 0x20...0x2f|0x3a...0x40|0x5b...0x60|0x7b...0x7e=>num+=1,
[INFO] [stdout]    |                                             ^^^ help: use `..=` for an inclusive range
[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: `...` range patterns are deprecated
[INFO] [stdout]   --> src/data_type.rs:88:57
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 0x20...0x2f|0x3a...0x40|0x5b...0x60|0x7b...0x7e=>num+=1,
[INFO] [stdout]    |                                                         ^^^ help: use `..=` for an inclusive range
[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: `...` range patterns are deprecated
[INFO] [stdout]   --> src/data_type.rs:89:21
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 0x30...0x39 =>{
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[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: `...` range patterns are deprecated
[INFO] [stdout]   --> src/data_type.rs:92:21
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 0x41...0x5a|0x61...0x7a=>{
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[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: `...` range patterns are deprecated
[INFO] [stdout]   --> src/data_type.rs:92:33
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 0x41...0x5a|0x61...0x7a=>{
[INFO] [stdout]    |                                 ^^^ help: use `..=` for an inclusive range
[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: unused import: `std::env`
[INFO] [stdout]    --> src/data_type.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 128 | use std::env;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::*`
[INFO] [stdout]    --> src/data_type.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 | use std::io::*;
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/data_type.rs:131:1
[INFO] [stdout]     |
[INFO] [stdout] 131 | / macro_rules! input {
[INFO] [stdout] 132 | |     (source = $s:expr, $($r:tt)*) => {
[INFO] [stdout] 133 | |         let mut iter = $s.split_whitespace();
[INFO] [stdout] 134 | |         let mut next = || { iter.next().unwrap() };
[INFO] [stdout] ...   |
[INFO] [stdout] 149 | |     };
[INFO] [stdout] 150 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/data_type.rs:152:1
[INFO] [stdout]     |
[INFO] [stdout] 152 | / macro_rules! input_inner {
[INFO] [stdout] 153 | |     ($next:expr) => {};
[INFO] [stdout] 154 | |     ($next:expr, ) => {};
[INFO] [stdout] 155 | |
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |     };
[INFO] [stdout] 160 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/data_type.rs:162:1
[INFO] [stdout]     |
[INFO] [stdout] 162 | / macro_rules! read_value {
[INFO] [stdout] 163 | |     ($next:expr, ( $($t:tt),* )) => {
[INFO] [stdout] 164 | |         ( $(read_value!($next, $t)),* )
[INFO] [stdout] 165 | |     };
[INFO] [stdout] ...   |
[INFO] [stdout] 181 | |     };
[INFO] [stdout] 182 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:49:57
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn text2qr(data:&str) -> std::result::Result<String,Box<std::error::Error>> {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::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/main.rs:54:60
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn binary2qr(data:&[u8]) -> std::result::Result<String,Box<std::error::Error>> {
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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/main.rs:59:72
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn data2qr(data:&[u8],kind:DataKind) -> std::result::Result<String,Box<std::error::Error>>{
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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/main.rs:67:71
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn load_to_file(input_filename:&str)->std::result::Result<Vec<u8>,Box<std::error::Error>>{
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "c82e773a0bb5d155f3f3ee152509a79251eaca098bf6116ee2936cc886687fc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c82e773a0bb5d155f3f3ee152509a79251eaca098bf6116ee2936cc886687fc6", kill_on_drop: false }`
[INFO] [stdout] c82e773a0bb5d155f3f3ee152509a79251eaca098bf6116ee2936cc886687fc6
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 736e3b201524d4b7536f72279f7f456ce2b1a5f92045f39c026508ec72b1fd00
[INFO] running `Command { std: "docker" "start" "-a" "736e3b201524d4b7536f72279f7f456ce2b1a5f92045f39c026508ec72b1fd00", kill_on_drop: false }`
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/data_type.rs:88:21
[INFO] [stderr]    |
[INFO] [stderr] 88 |                 0x20...0x2f|0x3a...0x40|0x5b...0x60|0x7b...0x7e=>num+=1,
[INFO] [stderr]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/data_type.rs:88:33
[INFO] [stderr]    |
[INFO] [stderr] 88 |                 0x20...0x2f|0x3a...0x40|0x5b...0x60|0x7b...0x7e=>num+=1,
[INFO] [stderr]    |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/data_type.rs:88:45
[INFO] [stderr]    |
[INFO] [stderr] 88 |                 0x20...0x2f|0x3a...0x40|0x5b...0x60|0x7b...0x7e=>num+=1,
[INFO] [stderr]    |                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/data_type.rs:88:57
[INFO] [stderr]    |
[INFO] [stderr] 88 |                 0x20...0x2f|0x3a...0x40|0x5b...0x60|0x7b...0x7e=>num+=1,
[INFO] [stderr]    |                                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/data_type.rs:89:21
[INFO] [stderr]    |
[INFO] [stderr] 89 |                 0x30...0x39 =>{
[INFO] [stderr]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/data_type.rs:92:21
[INFO] [stderr]    |
[INFO] [stderr] 92 |                 0x41...0x5a|0x61...0x7a=>{
[INFO] [stderr]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/data_type.rs:92:33
[INFO] [stderr]    |
[INFO] [stderr] 92 |                 0x41...0x5a|0x61...0x7a=>{
[INFO] [stderr]    |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]    --> src/data_type.rs:128:5
[INFO] [stderr]     |
[INFO] [stderr] 128 | use std::env;
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::*`
[INFO] [stderr]    --> src/data_type.rs:129:5
[INFO] [stderr]     |
[INFO] [stderr] 129 | use std::io::*;
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/data_type.rs:131:1
[INFO] [stderr]     |
[INFO] [stderr] 131 | / macro_rules! input {
[INFO] [stderr] 132 | |     (source = $s:expr, $($r:tt)*) => {
[INFO] [stderr] 133 | |         let mut iter = $s.split_whitespace();
[INFO] [stderr] 134 | |         let mut next = || { iter.next().unwrap() };
[INFO] [stderr] ...   |
[INFO] [stderr] 149 | |     };
[INFO] [stderr] 150 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/data_type.rs:152:1
[INFO] [stderr]     |
[INFO] [stderr] 152 | / macro_rules! input_inner {
[INFO] [stderr] 153 | |     ($next:expr) => {};
[INFO] [stderr] 154 | |     ($next:expr, ) => {};
[INFO] [stderr] 155 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 159 | |     };
[INFO] [stderr] 160 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/data_type.rs:162:1
[INFO] [stderr]     |
[INFO] [stderr] 162 | / macro_rules! read_value {
[INFO] [stderr] 163 | |     ($next:expr, ( $($t:tt),* )) => {
[INFO] [stderr] 164 | |         ( $(read_value!($next, $t)),* )
[INFO] [stderr] 165 | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 181 | |     };
[INFO] [stderr] 182 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:49:57
[INFO] [stderr]    |
[INFO] [stderr] 49 | fn text2qr(data:&str) -> std::result::Result<String,Box<std::error::Error>> {
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:54:60
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn binary2qr(data:&[u8]) -> std::result::Result<String,Box<std::error::Error>> {
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:59:72
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn data2qr(data:&[u8],kind:DataKind) -> std::result::Result<String,Box<std::error::Error>>{
[INFO] [stderr]    |                                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:67:71
[INFO] [stderr]    |
[INFO] [stderr] 67 | fn load_to_file(input_filename:&str)->std::result::Result<Vec<u8>,Box<std::error::Error>>{
[INFO] [stderr]    |                                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `qrcode` (bin "qrcode" test) generated 16 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/qrcode-50423af8e1f32c8f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::datatype_autodetection_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "736e3b201524d4b7536f72279f7f456ce2b1a5f92045f39c026508ec72b1fd00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "736e3b201524d4b7536f72279f7f456ce2b1a5f92045f39c026508ec72b1fd00", kill_on_drop: false }`
[INFO] [stdout] 736e3b201524d4b7536f72279f7f456ce2b1a5f92045f39c026508ec72b1fd00