[INFO] fetching crate mtl-info 0.2.0...
[INFO] testing mtl-info-0.2.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate mtl-info 0.2.0 into /workspace/builds/worker-71/source
[INFO] validating manifest of crates.io crate mtl-info 0.2.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mtl-info 0.2.0
[INFO] finished tweaking crates.io crate mtl-info 0.2.0
[INFO] tweaked toml for crates.io crate mtl-info 0.2.0 written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 518853bdd79e52c97ced76c8c75aef618a0ae314efc5bf8c54d48bcff09c1e4a
[INFO] running `Command { std: "docker" "start" "-a" "518853bdd79e52c97ced76c8c75aef618a0ae314efc5bf8c54d48bcff09c1e4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "518853bdd79e52c97ced76c8c75aef618a0ae314efc5bf8c54d48bcff09c1e4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "518853bdd79e52c97ced76c8c75aef618a0ae314efc5bf8c54d48bcff09c1e4a", kill_on_drop: false }`
[INFO] [stdout] 518853bdd79e52c97ced76c8c75aef618a0ae314efc5bf8c54d48bcff09c1e4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3283fb145af458fbb27039e0361a859e16888265a3d59a6eb87ecad0468108eb
[INFO] running `Command { std: "docker" "start" "-a" "3283fb145af458fbb27039e0361a859e16888265a3d59a6eb87ecad0468108eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling time-macros v0.2.3
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling time v0.3.5
[INFO] [stderr]    Compiling simple_logger v1.15.0
[INFO] [stderr]    Compiling mtl-info v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]  --> src/main.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | use log::{debug, warn};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `entry_headers_offset`
[INFO] [stdout]   --> src/parsing.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   pub entry_headers_offset: u64,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_metal_library_file`
[INFO] [stdout]    --> src/parsing.rs:210:10
[INFO] [stdout]     |
[INFO] [stdout] 210 |   pub fn is_metal_library_file(reader: &mut T) -> bool {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.89s
[INFO] running `Command { std: "docker" "inspect" "3283fb145af458fbb27039e0361a859e16888265a3d59a6eb87ecad0468108eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3283fb145af458fbb27039e0361a859e16888265a3d59a6eb87ecad0468108eb", kill_on_drop: false }`
[INFO] [stdout] 3283fb145af458fbb27039e0361a859e16888265a3d59a6eb87ecad0468108eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d9973d3fd8b077030a1d388d3e6668c8d32d17f272a44d3442cb5fa56a769c0
[INFO] running `Command { std: "docker" "start" "-a" "3d9973d3fd8b077030a1d388d3e6668c8d32d17f272a44d3442cb5fa56a769c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling mtl-info v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]  --> src/main.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | use log::{debug, warn};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `entry_headers_offset`
[INFO] [stdout]   --> src/parsing.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   pub entry_headers_offset: u64,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_metal_library_file`
[INFO] [stdout]    --> src/parsing.rs:210:10
[INFO] [stdout]     |
[INFO] [stdout] 210 |   pub fn is_metal_library_file(reader: &mut T) -> bool {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "3d9973d3fd8b077030a1d388d3e6668c8d32d17f272a44d3442cb5fa56a769c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d9973d3fd8b077030a1d388d3e6668c8d32d17f272a44d3442cb5fa56a769c0", kill_on_drop: false }`
[INFO] [stdout] 3d9973d3fd8b077030a1d388d3e6668c8d32d17f272a44d3442cb5fa56a769c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 41fd86358fbc132d71c9e4f7c8d3a637d82bcd12f292914a2587c60510fe9453
[INFO] running `Command { std: "docker" "start" "-a" "41fd86358fbc132d71c9e4f7c8d3a637d82bcd12f292914a2587c60510fe9453", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `debug`
[INFO] [stderr]  --> src/main.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 | use log::{debug, warn};
[INFO] [stderr]   |           ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `entry_headers_offset`
[INFO] [stderr]   --> src/parsing.rs:16:3
[INFO] [stderr]    |
[INFO] [stderr] 16 |   pub entry_headers_offset: u64,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_metal_library_file`
[INFO] [stderr]    --> src/parsing.rs:210:10
[INFO] [stderr]     |
[INFO] [stderr] 210 |   pub fn is_metal_library_file(reader: &mut T) -> bool {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mtl-info` (bin "mtl-info" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mtl_info-427a955b57190607)
[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" "41fd86358fbc132d71c9e4f7c8d3a637d82bcd12f292914a2587c60510fe9453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41fd86358fbc132d71c9e4f7c8d3a637d82bcd12f292914a2587c60510fe9453", kill_on_drop: false }`
[INFO] [stdout] 41fd86358fbc132d71c9e4f7c8d3a637d82bcd12f292914a2587c60510fe9453