[INFO] fetching crate mm0b_parser 0.1.4...
[INFO] testing mm0b_parser-0.1.4 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate mm0b_parser 0.1.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mm0b_parser 0.1.4
[INFO] finished tweaking crates.io crate mm0b_parser 0.1.4
[INFO] tweaked toml for crates.io crate mm0b_parser 0.1.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mm0b_parser 0.1.4 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 10 packages to latest compatible versions
[INFO] [stderr]       Adding zerocopy v0.5.2 (available: v0.8.26)
[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] 0cfd98c89c991cbf20b3cc867e824ec0e7d5073c04cc64c581c85bff00518b26
[INFO] running `Command { std: "docker" "start" "-a" "0cfd98c89c991cbf20b3cc867e824ec0e7d5073c04cc64c581c85bff00518b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cfd98c89c991cbf20b3cc867e824ec0e7d5073c04cc64c581c85bff00518b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cfd98c89c991cbf20b3cc867e824ec0e7d5073c04cc64c581c85bff00518b26", kill_on_drop: false }`
[INFO] [stdout] 0cfd98c89c991cbf20b3cc867e824ec0e7d5073c04cc64c581c85bff00518b26
[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] 3dcb167d80fcbd26a9445eb801c2f26410dc2e4c32cf2ca107d50cf9a89d2437
[INFO] running `Command { std: "docker" "start" "-a" "3dcb167d80fcbd26a9445eb801c2f26410dc2e4c32cf2ca107d50cf9a89d2437", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling mm0_util v0.1.4
[INFO] [stderr]    Compiling zerocopy-derive v0.3.2
[INFO] [stderr]    Compiling zerocopy v0.5.2
[INFO] [stderr]    Compiling mm0b_parser v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `buf` is never read
[INFO] [stdout]     --> src/parser.rs:1020:3
[INFO] [stdout]      |
[INFO] [stdout] 1018 | pub struct HypsEntryRef<'a> {
[INFO] [stdout]      |            ------------ field in this struct
[INFO] [stdout] 1019 |   /// The full file
[INFO] [stdout] 1020 |   buf: &'a [u8],
[INFO] [stdout]      |   ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `HypsEntryRef` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/lib.rs:18:3
[INFO] [stdout]      |
[INFO] [stdout]   18 |   unused,
[INFO] [stdout]      |   ^^^^^^
[INFO] [stdout]      = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.23s
[INFO] running `Command { std: "docker" "inspect" "3dcb167d80fcbd26a9445eb801c2f26410dc2e4c32cf2ca107d50cf9a89d2437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dcb167d80fcbd26a9445eb801c2f26410dc2e4c32cf2ca107d50cf9a89d2437", kill_on_drop: false }`
[INFO] [stdout] 3dcb167d80fcbd26a9445eb801c2f26410dc2e4c32cf2ca107d50cf9a89d2437
[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] 0db58f74d86b2b6a16a5285e9e3266692ed4a2a1956e522b3e34984b50e01289
[INFO] running `Command { std: "docker" "start" "-a" "0db58f74d86b2b6a16a5285e9e3266692ed4a2a1956e522b3e34984b50e01289", kill_on_drop: false }`
[INFO] [stderr]    Compiling mm0b_parser v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `buf` is never read
[INFO] [stdout]     --> src/parser.rs:1020:3
[INFO] [stdout]      |
[INFO] [stdout] 1018 | pub struct HypsEntryRef<'a> {
[INFO] [stdout]      |            ------------ field in this struct
[INFO] [stdout] 1019 |   /// The full file
[INFO] [stdout] 1020 |   buf: &'a [u8],
[INFO] [stdout]      |   ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `HypsEntryRef` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/lib.rs:18:3
[INFO] [stdout]      |
[INFO] [stdout]   18 |   unused,
[INFO] [stdout]      |   ^^^^^^
[INFO] [stdout]      = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `buf` is never read
[INFO] [stdout]     --> src/parser.rs:1020:3
[INFO] [stdout]      |
[INFO] [stdout] 1018 | pub struct HypsEntryRef<'a> {
[INFO] [stdout]      |            ------------ field in this struct
[INFO] [stdout] 1019 |   /// The full file
[INFO] [stdout] 1020 |   buf: &'a [u8],
[INFO] [stdout]      |   ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `HypsEntryRef` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/lib.rs:18:3
[INFO] [stdout]      |
[INFO] [stdout]   18 |   unused,
[INFO] [stdout]      |   ^^^^^^
[INFO] [stdout]      = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "0db58f74d86b2b6a16a5285e9e3266692ed4a2a1956e522b3e34984b50e01289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0db58f74d86b2b6a16a5285e9e3266692ed4a2a1956e522b3e34984b50e01289", kill_on_drop: false }`
[INFO] [stdout] 0db58f74d86b2b6a16a5285e9e3266692ed4a2a1956e522b3e34984b50e01289
[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] 86fbd6779e3364f45a9ce129ed716828e8001f57f523c537f16d11e90f7173aa
[INFO] running `Command { std: "docker" "start" "-a" "86fbd6779e3364f45a9ce129ed716828e8001f57f523c537f16d11e90f7173aa", kill_on_drop: false }`
[INFO] [stderr] warning: field `buf` is never read
[INFO] [stderr]     --> src/parser.rs:1020:3
[INFO] [stderr]      |
[INFO] [stderr] 1018 | pub struct HypsEntryRef<'a> {
[INFO] [stderr]      |            ------------ field in this struct
[INFO] [stderr] 1019 |   /// The full file
[INFO] [stderr] 1020 |   buf: &'a [u8],
[INFO] [stderr]      |   ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `HypsEntryRef` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]     --> src/lib.rs:18:3
[INFO] [stderr]      |
[INFO] [stderr]   18 |   unused,
[INFO] [stderr]      |   ^^^^^^
[INFO] [stderr]      = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `mm0b_parser` (lib) generated 1 warning
[INFO] [stderr] warning: `mm0b_parser` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mm0b_parser-0f9600695159a8f2)
[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 mm0b_parser
[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 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "86fbd6779e3364f45a9ce129ed716828e8001f57f523c537f16d11e90f7173aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86fbd6779e3364f45a9ce129ed716828e8001f57f523c537f16d11e90f7173aa", kill_on_drop: false }`
[INFO] [stdout] 86fbd6779e3364f45a9ce129ed716828e8001f57f523c537f16d11e90f7173aa