[INFO] fetching crate gull 0.0.2...
[INFO] checking gull-0.0.2 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate gull 0.0.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate gull 0.0.2 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gull 0.0.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate gull 0.0.2
[INFO] tweaked toml for crates.io crate gull 0.0.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hex v0.4.3
[INFO] [stderr]   Downloaded diff v0.1.12
[INFO] [stderr]   Downloaded serde_cbor v0.9.0
[INFO] [stderr]   Downloaded k9 v0.10.3
[INFO] [stderr]   Downloaded sha2 v0.9.3
[INFO] [stderr]   Downloaded docblock v0.0.1
[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" "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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f08b8c647cf594a69b3864fcdf57f4ca668d47617ce5618a2e5870fe508f773
[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" "9f08b8c647cf594a69b3864fcdf57f4ca668d47617ce5618a2e5870fe508f773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f08b8c647cf594a69b3864fcdf57f4ca668d47617ce5618a2e5870fe508f773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f08b8c647cf594a69b3864fcdf57f4ca668d47617ce5618a2e5870fe508f773", kill_on_drop: false }`
[INFO] [stdout] 9f08b8c647cf594a69b3864fcdf57f4ca668d47617ce5618a2e5870fe508f773
[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" "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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8116eff7259aa63046241c8a415b26a9c69218d6e18bebcad010997f11fd5d1
[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" "a8116eff7259aa63046241c8a415b26a9c69218d6e18bebcad010997f11fd5d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking syn v1.0.63
[INFO] [stderr]     Checking regex v1.4.4
[INFO] [stderr]     Checking docblock v0.0.1
[INFO] [stderr]     Checking gull v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking k9 v0.10.3
[INFO] [stderr]     Checking serde_cbor v0.9.0
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> e2e/basic_codegen_test.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 | /     k9::snapshot!(
[INFO] [stdout] 148 | |         declarations.codegen_rust()?,
[INFO] [stdout] 149 | |         r#"
[INFO] [stdout] 150 | | use std::collections::BTreeMap;
[INFO] [stdout] ...   |
[INFO] [stdout] 212 | | "#
[INFO] [stdout] 213 | |     );
[INFO] [stdout]     | |______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> e2e/basic_codegen_test.rs:221:5
[INFO] [stdout]     |
[INFO] [stdout] 221 | /     k9::snapshot!(
[INFO] [stdout] 222 | |         declarations.codegen_hack()?,
[INFO] [stdout] 223 | |         r#"
[INFO] [stdout] 224 | | <?hh // strict
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | | "#
[INFO] [stdout] 290 | |     );
[INFO] [stdout]     | |______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> e2e/basic_codegen_test.rs:298:5
[INFO] [stdout]     |
[INFO] [stdout] 298 | /     k9::snapshot!(
[INFO] [stdout] 299 | |         declarations.codegen_flow()?,
[INFO] [stdout] 300 | |         r#"
[INFO] [stdout] 301 | | /*
[INFO] [stdout] ...   |
[INFO] [stdout] 365 | | "#
[INFO] [stdout] 366 | |     );
[INFO] [stdout]     | |______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> e2e/hack_codegen_test.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | /     snapshot!(
[INFO] [stdout] 41 | |         &hh_output.stdout,
[INFO] [stdout] 42 | |         "No errors!
[INFO] [stdout] 43 | | "
[INFO] [stdout] 44 | |     );
[INFO] [stdout]    | |______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> e2e/hack_codegen_test.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     assert_equal!(output.exit_code, Some(0));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> e2e/hack_codegen_test.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | /     snapshot!(
[INFO] [stdout] 52 | |         output.stdout,
[INFO] [stdout] 53 | |         "array(1) {
[INFO] [stdout] 54 | |   [\"hello\"]=>
[INFO] [stdout] ...  |
[INFO] [stdout] 61 | | "
[INFO] [stdout] 62 | |     );
[INFO] [stdout]    | |______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/sign_source.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | /         snapshot!(
[INFO] [stdout] 39 | |             signed,
[INFO] [stdout] 40 | |             r#"
[INFO] [stdout] 41 | | /*
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | | "#
[INFO] [stdout] 51 | |         );
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.54s
[INFO] running `Command { std: "docker" "inspect" "a8116eff7259aa63046241c8a415b26a9c69218d6e18bebcad010997f11fd5d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8116eff7259aa63046241c8a415b26a9c69218d6e18bebcad010997f11fd5d1", kill_on_drop: false }`
[INFO] [stdout] a8116eff7259aa63046241c8a415b26a9c69218d6e18bebcad010997f11fd5d1