[INFO] fetching crate parchment 0.0.1...
[INFO] testing parchment-0.0.1 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate parchment 0.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate parchment 0.0.1
[INFO] finished tweaking crates.io crate parchment 0.0.1
[INFO] tweaked toml for crates.io crate parchment 0.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate parchment 0.0.1 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate parchment 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5f0e82a7e25ad39012ff655637f67a11ac7c7e7ab876a838afa8d68970f9d09
[INFO] running `Command { std: "docker" "start" "-a" "c5f0e82a7e25ad39012ff655637f67a11ac7c7e7ab876a838afa8d68970f9d09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5f0e82a7e25ad39012ff655637f67a11ac7c7e7ab876a838afa8d68970f9d09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5f0e82a7e25ad39012ff655637f67a11ac7c7e7ab876a838afa8d68970f9d09", kill_on_drop: false }`
[INFO] [stdout] c5f0e82a7e25ad39012ff655637f67a11ac7c7e7ab876a838afa8d68970f9d09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40ea2a7895946bedd9ff608ada9adf09e1dd97e43eca1026826e869cf4311dce
[INFO] running `Command { std: "docker" "start" "-a" "40ea2a7895946bedd9ff608ada9adf09e1dd97e43eca1026826e869cf4311dce", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling ryu v1.0.19
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling parchment v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Value` is never used
[INFO] [stdout]   --> src/lib.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 22 | enum Value {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.64s
[INFO] running `Command { std: "docker" "inspect" "40ea2a7895946bedd9ff608ada9adf09e1dd97e43eca1026826e869cf4311dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40ea2a7895946bedd9ff608ada9adf09e1dd97e43eca1026826e869cf4311dce", kill_on_drop: false }`
[INFO] [stdout] 40ea2a7895946bedd9ff608ada9adf09e1dd97e43eca1026826e869cf4311dce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ca54c1aecbd62abcf1f39cf664080fe8cf59753f1829883f62bcf2881af5e53
[INFO] running `Command { std: "docker" "start" "-a" "2ca54c1aecbd62abcf1f39cf664080fe8cf59753f1829883f62bcf2881af5e53", kill_on_drop: false }`
[INFO] [stdout] warning: enum `Value` is never used
[INFO] [stdout]   --> src/lib.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 22 | enum Value {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling parchment v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Value` is never used
[INFO] [stdout]   --> src/lib.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 22 | enum Value {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "2ca54c1aecbd62abcf1f39cf664080fe8cf59753f1829883f62bcf2881af5e53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ca54c1aecbd62abcf1f39cf664080fe8cf59753f1829883f62bcf2881af5e53", kill_on_drop: false }`
[INFO] [stdout] 2ca54c1aecbd62abcf1f39cf664080fe8cf59753f1829883f62bcf2881af5e53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b7b1d14ad0f7cb88db2d18897979a1eff3116c33b171471c46c3aaab531610c5
[INFO] running `Command { std: "docker" "start" "-a" "b7b1d14ad0f7cb88db2d18897979a1eff3116c33b171471c46c3aaab531610c5", kill_on_drop: false }`
[INFO] [stderr] warning: enum `Value` is never used
[INFO] [stderr]   --> src/lib.rs:22:6
[INFO] [stderr]    |
[INFO] [stderr] 22 | enum Value {
[INFO] [stderr]    |      ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `parchment` (lib) generated 1 warning
[INFO] [stderr] warning: `parchment` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/parchment-02f556ae6bb3f75e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests parchment
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b7b1d14ad0f7cb88db2d18897979a1eff3116c33b171471c46c3aaab531610c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b1d14ad0f7cb88db2d18897979a1eff3116c33b171471c46c3aaab531610c5", kill_on_drop: false }`
[INFO] [stdout] b7b1d14ad0f7cb88db2d18897979a1eff3116c33b171471c46c3aaab531610c5