[INFO] crate iso8583 0.1.1 is already in cache
[INFO] testing iso8583-0.1.1 against 1.45.2 for beta-1.46-1
[INFO] extracting crate iso8583 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate iso8583 0.1.1 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iso8583 0.1.1
[INFO] finished tweaking crates.io crate iso8583 0.1.1
[INFO] tweaked toml for crates.io crate iso8583 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1374fe95b7b42b15a11ed3bc42ab61f65a469e6493cf95f718b8d2b1aa85bf32
[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" "1374fe95b7b42b15a11ed3bc42ab61f65a469e6493cf95f718b8d2b1aa85bf32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1374fe95b7b42b15a11ed3bc42ab61f65a469e6493cf95f718b8d2b1aa85bf32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1374fe95b7b42b15a11ed3bc42ab61f65a469e6493cf95f718b8d2b1aa85bf32", kill_on_drop: false }`
[INFO] [stdout] 1374fe95b7b42b15a11ed3bc42ab61f65a469e6493cf95f718b8d2b1aa85bf32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9a991957ee9e10647beb990fee18175b4775832e0beb99f898a283bc5d487be
[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" "b9a991957ee9e10647beb990fee18175b4775832e0beb99f898a283bc5d487be", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.3.2
[INFO] [stderr]    Compiling bit-array v0.4.4
[INFO] [stderr]    Compiling iso8583 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(type_ascription)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(test)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/yaml_specs.rs:32:22
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let handle = try!(YamlSpec::from_string(yaml_string));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iso_msg.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 |     iso_spec: &'b IsoSpecs,
[INFO] [stdout]    |                   ^^^^^^^^ help: use `dyn`: `dyn IsoSpecs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iso_msg.rs:35:30
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new(iso_spec: &'b IsoSpecs, payload: &'a [u8]) -> IsoMsg<'a, 'b> {
[INFO] [stdout]    |                              ^^^^^^^^ help: use `dyn`: `dyn IsoSpecs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/iso_msg.rs:158:20
[INFO] [stdout]     |
[INFO] [stdout] 158 |         iso_spec: &IsoSpecs,
[INFO] [stdout]     |                    ^^^^^^^^ help: use `dyn`: `dyn IsoSpecs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/iso_msg.rs:319:20
[INFO] [stdout]     |
[INFO] [stdout] 319 |         iso_spec: &IsoSpecs,
[INFO] [stdout]     |                    ^^^^^^^^ help: use `dyn`: `dyn IsoSpecs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `yaml_rust::yaml`
[INFO] [stdout]  --> src/yaml_specs.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use yaml_rust::yaml;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `iso_field::FieldPayload`
[INFO] [stdout]   --> src/yaml_specs.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use iso_field::FieldPayload;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iso8583`.
[INFO] [stdout] error: aborting due to 2 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "b9a991957ee9e10647beb990fee18175b4775832e0beb99f898a283bc5d487be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9a991957ee9e10647beb990fee18175b4775832e0beb99f898a283bc5d487be", kill_on_drop: false }`
[INFO] [stdout] b9a991957ee9e10647beb990fee18175b4775832e0beb99f898a283bc5d487be