[INFO] fetching crate sbml 0.2.2...
[INFO] testing sbml-0.2.2 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate sbml 0.2.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate sbml 0.2.2
[INFO] finished tweaking crates.io crate sbml 0.2.2
[INFO] tweaked toml for crates.io crate sbml 0.2.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sbml 0.2.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding roxmltree v0.10.1 (available: v0.20.0)
[INFO] [stderr]       Adding serde_plain v0.3.0 (available: v1.0.2)
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6304b983d761fa7547a4b09880fc7c9f72cc449cd65838c18b89a7e992d5c48a
[INFO] running `Command { std: "docker" "start" "-a" "6304b983d761fa7547a4b09880fc7c9f72cc449cd65838c18b89a7e992d5c48a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6304b983d761fa7547a4b09880fc7c9f72cc449cd65838c18b89a7e992d5c48a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6304b983d761fa7547a4b09880fc7c9f72cc449cd65838c18b89a7e992d5c48a", kill_on_drop: false }`
[INFO] [stdout] 6304b983d761fa7547a4b09880fc7c9f72cc449cd65838c18b89a7e992d5c48a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a340776ecc03afff71b713d90451112a57c59cfc6a983c3d6d0ea25da02cb6ab
[INFO] running `Command { std: "docker" "start" "-a" "a340776ecc03afff71b713d90451112a57c59cfc6a983c3d6d0ea25da02cb6ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling xmlparser v0.13.6
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling roxmltree v0.10.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_plain v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling mathml v0.4.4
[INFO] [stderr]    Compiling sbml v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Function` is never constructed
[INFO] [stdout]    --> src/base_types.rs:190:12
[INFO] [stdout]     |
[INFO] [stdout] 190 | pub struct Function {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Rule` is never used
[INFO] [stdout]    --> src/base_types.rs:194:10
[INFO] [stdout]     |
[INFO] [stdout] 194 | pub enum Rule<'a> {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.52s
[INFO] running `Command { std: "docker" "inspect" "a340776ecc03afff71b713d90451112a57c59cfc6a983c3d6d0ea25da02cb6ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a340776ecc03afff71b713d90451112a57c59cfc6a983c3d6d0ea25da02cb6ab", kill_on_drop: false }`
[INFO] [stdout] a340776ecc03afff71b713d90451112a57c59cfc6a983c3d6d0ea25da02cb6ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] aa011f518d8a0e47ed6f3b16d2f7dff2b7993e302fe20b3d02bea45726187ca8
[INFO] running `Command { std: "docker" "start" "-a" "aa011f518d8a0e47ed6f3b16d2f7dff2b7993e302fe20b3d02bea45726187ca8", kill_on_drop: false }`
[INFO] [stderr]    Compiling sbml v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Function` is never constructed
[INFO] [stdout]    --> src/base_types.rs:190:12
[INFO] [stdout]     |
[INFO] [stdout] 190 | pub struct Function {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Rule` is never used
[INFO] [stdout]    --> src/base_types.rs:194:10
[INFO] [stdout]     |
[INFO] [stdout] 194 | pub enum Rule<'a> {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Function` is never constructed
[INFO] [stdout]    --> src/base_types.rs:190:12
[INFO] [stdout]     |
[INFO] [stdout] 190 | pub struct Function {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Rule` is never used
[INFO] [stdout]    --> src/base_types.rs:194:10
[INFO] [stdout]     |
[INFO] [stdout] 194 | pub enum Rule<'a> {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "aa011f518d8a0e47ed6f3b16d2f7dff2b7993e302fe20b3d02bea45726187ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa011f518d8a0e47ed6f3b16d2f7dff2b7993e302fe20b3d02bea45726187ca8", kill_on_drop: false }`
[INFO] [stdout] aa011f518d8a0e47ed6f3b16d2f7dff2b7993e302fe20b3d02bea45726187ca8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 907664a3b8b20d4839bfe484b90ddf3dba317e9b25620a1bc3a3ff5ed0cc8a4e
[INFO] running `Command { std: "docker" "start" "-a" "907664a3b8b20d4839bfe484b90ddf3dba317e9b25620a1bc3a3ff5ed0cc8a4e", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Function` is never constructed
[INFO] [stderr]    --> src/base_types.rs:190:12
[INFO] [stderr]     |
[INFO] [stderr] 190 | pub struct Function {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Rule` is never used
[INFO] [stderr]    --> src/base_types.rs:194:10
[INFO] [stderr]     |
[INFO] [stderr] 194 | pub enum Rule<'a> {
[INFO] [stderr]     |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `sbml` (lib) generated 2 warnings
[INFO] [stderr] warning: `sbml` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sbml-3d98ce224b8ffb4a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests sbml
[INFO] [stdout] test tests::test_simple ... ok
[INFO] [stdout] test tests::test_constraints ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "907664a3b8b20d4839bfe484b90ddf3dba317e9b25620a1bc3a3ff5ed0cc8a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "907664a3b8b20d4839bfe484b90ddf3dba317e9b25620a1bc3a3ff5ed0cc8a4e", kill_on_drop: false }`
[INFO] [stdout] 907664a3b8b20d4839bfe484b90ddf3dba317e9b25620a1bc3a3ff5ed0cc8a4e