[INFO] fetching crate mhtemplate 1.0.0...
[INFO] testing mhtemplate-1.0.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate mhtemplate 1.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mhtemplate 1.0.0
[INFO] finished tweaking crates.io crate mhtemplate 1.0.0
[INFO] tweaked toml for crates.io crate mhtemplate 1.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mhtemplate 1.0.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b29ba784c29d57fe8fac830e3deffab191c3acbcd7de3413bacfa47d808ff7d
[INFO] running `Command { std: "docker" "start" "-a" "8b29ba784c29d57fe8fac830e3deffab191c3acbcd7de3413bacfa47d808ff7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b29ba784c29d57fe8fac830e3deffab191c3acbcd7de3413bacfa47d808ff7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b29ba784c29d57fe8fac830e3deffab191c3acbcd7de3413bacfa47d808ff7d", kill_on_drop: false }`
[INFO] [stdout] 8b29ba784c29d57fe8fac830e3deffab191c3acbcd7de3413bacfa47d808ff7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42f0cbda3baa5e89e0f91b0407c894e077140909802232f5b78f9d57b89d0424
[INFO] running `Command { std: "docker" "start" "-a" "42f0cbda3baa5e89e0f91b0407c894e077140909802232f5b78f9d57b89d0424", kill_on_drop: false }`
[INFO] [stderr]    Compiling mhtemplate v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `RawNode` is never constructed
[INFO] [stdout]    --> src/template.rs:196:8
[INFO] [stdout]     |
[INFO] [stdout] 196 | struct RawNode(String);
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `source` is never read
[INFO] [stdout]    --> src/template.rs:226:5
[INFO] [stdout]     |
[INFO] [stdout] 225 | pub struct TemplateFactory {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 226 |     source: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TemplateFactory` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "42f0cbda3baa5e89e0f91b0407c894e077140909802232f5b78f9d57b89d0424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42f0cbda3baa5e89e0f91b0407c894e077140909802232f5b78f9d57b89d0424", kill_on_drop: false }`
[INFO] [stdout] 42f0cbda3baa5e89e0f91b0407c894e077140909802232f5b78f9d57b89d0424
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1cbf9d3bac46ec6c76675402871c56b751f4a33ba80f1a9dc68b6ecb6366fcd
[INFO] running `Command { std: "docker" "start" "-a" "d1cbf9d3bac46ec6c76675402871c56b751f4a33ba80f1a9dc68b6ecb6366fcd", kill_on_drop: false }`
[INFO] [stdout] warning: struct `RawNode` is never constructed
[INFO] [stdout]    --> src/template.rs:196:8
[INFO] [stdout]     |
[INFO] [stdout] 196 | struct RawNode(String);
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mhtemplate v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `source` is never read
[INFO] [stdout]    --> src/template.rs:226:5
[INFO] [stdout]     |
[INFO] [stdout] 225 | pub struct TemplateFactory {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 226 |     source: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TemplateFactory` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RawNode` is never constructed
[INFO] [stdout]    --> src/template.rs:196:8
[INFO] [stdout]     |
[INFO] [stdout] 196 | struct RawNode(String);
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `source` is never read
[INFO] [stdout]    --> src/template.rs:226:5
[INFO] [stdout]     |
[INFO] [stdout] 225 | pub struct TemplateFactory {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 226 |     source: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TemplateFactory` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "d1cbf9d3bac46ec6c76675402871c56b751f4a33ba80f1a9dc68b6ecb6366fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1cbf9d3bac46ec6c76675402871c56b751f4a33ba80f1a9dc68b6ecb6366fcd", kill_on_drop: false }`
[INFO] [stdout] d1cbf9d3bac46ec6c76675402871c56b751f4a33ba80f1a9dc68b6ecb6366fcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1031097a48f600ba94e0aeac95cc86dc1c6250d501ad382d18cb2028284fbd59
[INFO] running `Command { std: "docker" "start" "-a" "1031097a48f600ba94e0aeac95cc86dc1c6250d501ad382d18cb2028284fbd59", kill_on_drop: false }`
[INFO] [stderr] warning: struct `RawNode` is never constructed
[INFO] [stderr]    --> src/template.rs:196:8
[INFO] [stderr]     |
[INFO] [stderr] 196 | struct RawNode(String);
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `source` is never read
[INFO] [stderr]    --> src/template.rs:226:5
[INFO] [stderr]     |
[INFO] [stderr] 225 | pub struct TemplateFactory {
[INFO] [stderr]     |            --------------- field in this struct
[INFO] [stderr] 226 |     source: String,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `TemplateFactory` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `mhtemplate` (lib) generated 2 warnings
[INFO] [stderr] warning: `mhtemplate` (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/mhtemplate-6701944fe2fed972)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test expr::tests::test_expression ... ok
[INFO] [stdout] test context::tests::test_context ... ok
[INFO] [stdout] test template::tests::test_template ... ok
[INFO] [stdout] test lex::tests::test_scanner ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_template.rs (/opt/rustwide/target/debug/deps/test_template-2e4b611f06900747)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_template ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mhtemplate
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/context.rs - context::Context::from (line 51) ... ok
[INFO] [stdout] test src/context.rs - context::Context::from (line 70) ... ok
[INFO] [stdout] test src/lib.rs - (line 104) ... ok
[INFO] [stdout] test src/lib.rs - (line 111) ... ok
[INFO] [stdout] test src/lib.rs - (line 157) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1031097a48f600ba94e0aeac95cc86dc1c6250d501ad382d18cb2028284fbd59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1031097a48f600ba94e0aeac95cc86dc1c6250d501ad382d18cb2028284fbd59", kill_on_drop: false }`
[INFO] [stdout] 1031097a48f600ba94e0aeac95cc86dc1c6250d501ad382d18cb2028284fbd59