[INFO] fetching crate sophia_term 0.6.2...
[INFO] checking sophia_term-0.6.2 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate sophia_term 0.6.2 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate sophia_term 0.6.2 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sophia_term 0.6.2
[INFO] finished tweaking crates.io crate sophia_term 0.6.2
[INFO] tweaked toml for crates.io crate sophia_term 0.6.2 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3b0aa01c98ccd707391cb789a819cf79055f42e144c08592b44150ba448c38b
[INFO] running `Command { std: "docker" "start" "-a" "e3b0aa01c98ccd707391cb789a819cf79055f42e144c08592b44150ba448c38b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3b0aa01c98ccd707391cb789a819cf79055f42e144c08592b44150ba448c38b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3b0aa01c98ccd707391cb789a819cf79055f42e144c08592b44150ba448c38b", kill_on_drop: false }`
[INFO] [stdout] e3b0aa01c98ccd707391cb789a819cf79055f42e144c08592b44150ba448c38b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7eef5d754f49f851dedf1e3d5cee1e4d3a015e8befa7518a391962ed6306e928
[INFO] running `Command { std: "docker" "start" "-a" "7eef5d754f49f851dedf1e3d5cee1e4d3a015e8befa7518a391962ed6306e928", kill_on_drop: false }`
[INFO] [stderr]     Checking mownstr v0.1.1
[INFO] [stderr]     Checking resiter v0.4.0
[INFO] [stderr]     Checking oxilangtag v0.1.2
[INFO] [stderr]     Checking weak-table v0.3.0
[INFO] [stderr]    Compiling test-case v1.2.0
[INFO] [stderr]     Checking sophia_iri v0.6.2
[INFO] [stderr]     Checking sophia_api v0.6.2
[INFO] [stderr]     Checking sophia_term v0.6.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/test.rs:398:13
[INFO] [stdout]     |
[INFO] [stdout] 398 |             format!("{:?} should be accepted as a variable name", *id)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 398 |             "{:?} should be accepted as a variable name", *id
[INFO] [stdout]     |            --                                               --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/test.rs:411:13
[INFO] [stdout]     |
[INFO] [stdout] 411 |             format!("{:?} should be refused as a variable name", *id)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 411 |             "{:?} should be refused as a variable name", *id
[INFO] [stdout]     |            --                                              --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.14s
[INFO] running `Command { std: "docker" "inspect" "7eef5d754f49f851dedf1e3d5cee1e4d3a015e8befa7518a391962ed6306e928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eef5d754f49f851dedf1e3d5cee1e4d3a015e8befa7518a391962ed6306e928", kill_on_drop: false }`
[INFO] [stdout] 7eef5d754f49f851dedf1e3d5cee1e4d3a015e8befa7518a391962ed6306e928