[INFO] fetching crate fastobo-validator 0.4.0...
[INFO] checking fastobo-validator-0.4.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate fastobo-validator 0.4.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate fastobo-validator 0.4.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fastobo-validator 0.4.0
[INFO] finished tweaking crates.io crate fastobo-validator 0.4.0
[INFO] tweaked toml for crates.io crate fastobo-validator 0.4.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate fastobo-validator 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", 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] 4116c5dd81a6f51543d71e146e90fc6fe1b1304f1c9946baaa25f9c98f7a62bd
[INFO] running `Command { std: "docker" "start" "-a" "4116c5dd81a6f51543d71e146e90fc6fe1b1304f1c9946baaa25f9c98f7a62bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4116c5dd81a6f51543d71e146e90fc6fe1b1304f1c9946baaa25f9c98f7a62bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4116c5dd81a6f51543d71e146e90fc6fe1b1304f1c9946baaa25f9c98f7a62bd", kill_on_drop: false }`
[INFO] [stdout] 4116c5dd81a6f51543d71e146e90fc6fe1b1304f1c9946baaa25f9c98f7a62bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 0ebb5f9a6ba796261d5006370811c46b9fb91c5eef1083feb320a0569d85fc96
[INFO] running `Command { std: "docker" "start" "-a" "0ebb5f9a6ba796261d5006370811c46b9fb91c5eef1083feb320a0569d85fc96", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling xmlparser v0.8.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking smartstring v0.2.5
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking predicates v1.0.5
[INFO] [stderr]     Checking predicates-tree v1.0.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling roxmltree v0.4.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking assert_cmd v1.0.2
[INFO] [stderr]    Compiling codegen v0.1.3
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking ordered-float v2.0.0
[INFO] [stderr]    Compiling isbn v0.2.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling blanket v0.1.3
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking fastobo-syntax v0.6.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling fastobo-derive-internal v0.12.0
[INFO] [stderr]     Checking fastobo v0.12.0
[INFO] [stderr]     Checking fastobo-validator v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fastobo::error::CardinalityError`
[INFO] [stdout]  --> src/duplicates.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use fastobo::error::CardinalityError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::semantics::OboFrame`
[INFO] [stdout]   --> src/duplicates.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use fastobo::semantics::OboFrame;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/obsoletion.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::error::CardinalityError`
[INFO] [stdout]  --> src/obsoletion.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use fastobo::error::CardinalityError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::semantics::Identified`
[INFO] [stdout]  --> src/obsoletion.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use fastobo::semantics::Identified;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::semantics::OboFrame`
[INFO] [stdout]   --> src/obsoletion.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use fastobo::semantics::OboFrame;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::error::CardinalityError`
[INFO] [stdout]  --> src/duplicates.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use fastobo::error::CardinalityError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::semantics::OboFrame`
[INFO] [stdout]   --> src/duplicates.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use fastobo::semantics::OboFrame;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/obsoletion.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::error::CardinalityError`
[INFO] [stdout]  --> src/obsoletion.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use fastobo::error::CardinalityError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::semantics::Identified`
[INFO] [stdout]  --> src/obsoletion.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use fastobo::semantics::Identified;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::semantics::OboFrame`
[INFO] [stdout]   --> src/obsoletion.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use fastobo::semantics::OboFrame;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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] [stdout] warning: unused import: `fastobo::error::CardinalityError`
[INFO] [stdout]  --> src/duplicates.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use fastobo::error::CardinalityError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::semantics::OboFrame`
[INFO] [stdout]   --> src/duplicates.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use fastobo::semantics::OboFrame;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/obsoletion.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::error::CardinalityError`
[INFO] [stdout]  --> src/obsoletion.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use fastobo::error::CardinalityError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::semantics::Identified`
[INFO] [stdout]  --> src/obsoletion.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use fastobo::semantics::Identified;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::semantics::OboFrame`
[INFO] [stdout]   --> src/obsoletion.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use fastobo::semantics::OboFrame;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::ast::*`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use fastobo::ast::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::error::CardinalityError`
[INFO] [stdout]  --> src/duplicates.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use fastobo::error::CardinalityError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::semantics::OboFrame`
[INFO] [stdout]   --> src/duplicates.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use fastobo::semantics::OboFrame;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/obsoletion.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::error::CardinalityError`
[INFO] [stdout]  --> src/obsoletion.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use fastobo::error::CardinalityError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::semantics::Identified`
[INFO] [stdout]  --> src/obsoletion.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use fastobo::semantics::Identified;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::semantics::OboFrame`
[INFO] [stdout]   --> src/obsoletion.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use fastobo::semantics::OboFrame;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fastobo::ast::*`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use fastobo::ast::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "0ebb5f9a6ba796261d5006370811c46b9fb91c5eef1083feb320a0569d85fc96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ebb5f9a6ba796261d5006370811c46b9fb91c5eef1083feb320a0569d85fc96", kill_on_drop: false }`
[INFO] [stdout] 0ebb5f9a6ba796261d5006370811c46b9fb91c5eef1083feb320a0569d85fc96