[INFO] fetching crate iso8583 0.1.1...
[INFO] checking iso8583-0.1.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate iso8583 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate iso8583 0.1.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding bit-vec v0.4.4 (latest: v0.6.3)
[INFO] [stderr]       Adding dtoa v0.4.8 (latest: v1.0.9)
[INFO] [stderr]       Adding generic-array v0.3.2 (latest: v1.0.0)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.21)
[INFO] [stderr]       Adding serde_yaml v0.7.5 (latest: v0.9.34+deprecated)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bit-array v0.4.4
[INFO] [stderr]   Downloaded generic-array v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d8a796b6dbe68b8d20aad5fba5223694782d7fb8973e9164dafcf4da1579cf3
[INFO] running `Command { std: "docker" "start" "-a" "6d8a796b6dbe68b8d20aad5fba5223694782d7fb8973e9164dafcf4da1579cf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d8a796b6dbe68b8d20aad5fba5223694782d7fb8973e9164dafcf4da1579cf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d8a796b6dbe68b8d20aad5fba5223694782d7fb8973e9164dafcf4da1579cf3", kill_on_drop: false }`
[INFO] [stdout] 6d8a796b6dbe68b8d20aad5fba5223694782d7fb8973e9164dafcf4da1579cf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d881dd1d1fa64acc58a87b72b775db50d28a18f387cc2535f59992793a672cfa
[INFO] running `Command { std: "docker" "start" "-a" "d881dd1d1fa64acc58a87b72b775db50d28a18f387cc2535f59992793a672cfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling serde v1.0.200
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]     Checking generic-array v0.3.2
[INFO] [stderr]     Checking bit-array v0.4.4
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]    Compiling serde_derive v1.0.200
[INFO] [stderr]     Checking iso8583 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected identifier, found `:`
[INFO] [stdout]    --> src/yaml_specs.rs:117:38
[INFO] [stdout]     |
[INFO] [stdout] 117 |                         field_length : usize = l.unwrap();
[INFO] [stdout]     |                                      ^ expected identifier
[INFO] [stdout]     |
[INFO] [stdout] help: you might have meant to introduce a new binding
[INFO] [stdout]     |
[INFO] [stdout] 117 |                         let field_length : usize = l.unwrap();
[INFO] [stdout]     |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found `:`
[INFO] [stdout]    --> src/yaml_specs.rs:117:38
[INFO] [stdout]     |
[INFO] [stdout] 117 |                         field_length : usize = l.unwrap();
[INFO] [stdout]     |                                      ^ expected identifier
[INFO] [stdout]     |
[INFO] [stdout] help: you might have meant to introduce a new binding
[INFO] [stdout]     |
[INFO] [stdout] 117 |                         let field_length : usize = l.unwrap();
[INFO] [stdout]     |                         +++
[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] [stdout] warning: use of deprecated macro `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]    |                   ^^^^^^^^
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     iso_spec: &'b dyn IsoSpecs,
[INFO] [stdout]    |                   +++
[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]    |                              ^^^^^^^^
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new(iso_spec: &'b dyn IsoSpecs, payload: &'a [u8]) -> IsoMsg<'a, 'b> {
[INFO] [stdout]    |                              +++
[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]     |                    ^^^^^^^^
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 158 |         iso_spec: &dyn IsoSpecs,
[INFO] [stdout]     |                    +++
[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]     |                    ^^^^^^^^
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 319 |         iso_spec: &dyn IsoSpecs,
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `yaml_specs::YamlSpec`
[INFO] [stdout]    --> src/iso_msg.rs:399:9
[INFO] [stdout]     |
[INFO] [stdout] 399 |     use yaml_specs::YamlSpec;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[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] 
[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] [stdout] warning: use of deprecated macro `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: unused import: `u32`
[INFO] [stdout]    --> src/yaml_specs.rs:134:20
[INFO] [stdout]     |
[INFO] [stdout] 134 |     use std::{str, u32};
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `typenum::U128`
[INFO] [stdout]    --> src/yaml_specs.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     use typenum::U128;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `iso_field::FieldCharType`
[INFO] [stdout]    --> src/yaml_specs.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |     use iso_field::FieldCharType;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `iso_field::FieldPayload`
[INFO] [stdout]    --> src/yaml_specs.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     use iso_field::FieldPayload;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `iso_field::FieldSizeType`
[INFO] [stdout]    --> src/yaml_specs.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     use iso_field::FieldSizeType;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `iso_field::IsoField`
[INFO] [stdout]    --> src/yaml_specs.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     use iso_field::IsoField;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[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]    |                   ^^^^^^^^
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     iso_spec: &'b dyn IsoSpecs,
[INFO] [stdout]    |                   +++
[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]    |                              ^^^^^^^^
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new(iso_spec: &'b dyn IsoSpecs, payload: &'a [u8]) -> IsoMsg<'a, 'b> {
[INFO] [stdout]    |                              +++
[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]     |                    ^^^^^^^^
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 158 |         iso_spec: &dyn IsoSpecs,
[INFO] [stdout]     |                    +++
[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]     |                    ^^^^^^^^
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 319 |         iso_spec: &dyn IsoSpecs,
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/iso_msg.rs:584:17
[INFO] [stdout]     |
[INFO] [stdout] 584 |             let mut ms = u32::from_str_radix(&bitmap[bit_map_index..bit_map_index + 8], 16)
[INFO] [stdout]     |                 ----^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/iso_msg.rs:594:17
[INFO] [stdout]     |
[INFO] [stdout] 594 |             let mut ls = u32::from_str_radix(&bitmap[bit_map_index..bit_map_index + 8], 16)
[INFO] [stdout]     |                 ----^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iso8583` (lib) due to 2 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/yaml_specs.rs:216:17
[INFO] [stdout]     |
[INFO] [stdout] 216 |             let mut iso_msg = IsoMsg::new(&handle, payload.as_bytes());
[INFO] [stdout]     |                 ----^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iso8583` (lib test) due to 2 previous errors; 17 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d881dd1d1fa64acc58a87b72b775db50d28a18f387cc2535f59992793a672cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d881dd1d1fa64acc58a87b72b775db50d28a18f387cc2535f59992793a672cfa", kill_on_drop: false }`
[INFO] [stdout] d881dd1d1fa64acc58a87b72b775db50d28a18f387cc2535f59992793a672cfa
