[INFO] fetching crate qvm 0.1.0...
[INFO] building qvm-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate qvm 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate qvm 0.1.0
[INFO] finished tweaking crates.io crate qvm 0.1.0
[INFO] tweaked toml for crates.io crate qvm 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qvm 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qvm 0.1.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b085d09fe99e835e5e7359fa21fc9a24344beb6f50dda8869c468c7dc5b08e05
[INFO] running `Command { std: "docker" "start" "-a" "b085d09fe99e835e5e7359fa21fc9a24344beb6f50dda8869c468c7dc5b08e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b085d09fe99e835e5e7359fa21fc9a24344beb6f50dda8869c468c7dc5b08e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b085d09fe99e835e5e7359fa21fc9a24344beb6f50dda8869c468c7dc5b08e05", kill_on_drop: false }`
[INFO] [stdout] b085d09fe99e835e5e7359fa21fc9a24344beb6f50dda8869c468c7dc5b08e05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b6849a25bcbceeb86aef9efab6e3a6faa88f78c5903834d7f2283cb7d83909f
[INFO] running `Command { std: "docker" "start" "-a" "0b6849a25bcbceeb86aef9efab6e3a6faa88f78c5903834d7f2283cb7d83909f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling qvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/gate.rs:18:31
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn to_function(&self) -> (fn(Vec<Complex64>) -> Vec<Complex64>){
[INFO] [stdout]    |                                  ^                                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -     pub fn to_function(&self) -> (fn(Vec<Complex64>) -> Vec<Complex64>){
[INFO] [stdout] 18 +     pub fn to_function(&self) -> fn(Vec<Complex64>) -> Vec<Complex64> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bits` is never read
[INFO] [stdout]   --> src/address_decoder.rs:31:2
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct AddressDecoder {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 31 |     bits : usize,
[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 6.04s
[INFO] running `Command { std: "docker" "inspect" "0b6849a25bcbceeb86aef9efab6e3a6faa88f78c5903834d7f2283cb7d83909f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b6849a25bcbceeb86aef9efab6e3a6faa88f78c5903834d7f2283cb7d83909f", kill_on_drop: false }`
[INFO] [stdout] 0b6849a25bcbceeb86aef9efab6e3a6faa88f78c5903834d7f2283cb7d83909f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cba9c801ffb6dc458f196831e170871c7d1d352904afc2d319b4fb00c9dd3ed
[INFO] running `Command { std: "docker" "start" "-a" "7cba9c801ffb6dc458f196831e170871c7d1d352904afc2d319b4fb00c9dd3ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling qvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/gate.rs:18:31
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn to_function(&self) -> (fn(Vec<Complex64>) -> Vec<Complex64>){
[INFO] [stdout]    |                                  ^                                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -     pub fn to_function(&self) -> (fn(Vec<Complex64>) -> Vec<Complex64>){
[INFO] [stdout] 18 +     pub fn to_function(&self) -> fn(Vec<Complex64>) -> Vec<Complex64> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bits` is never read
[INFO] [stdout]   --> src/address_decoder.rs:31:2
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct AddressDecoder {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 31 |     bits : usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/gate.rs:18:31
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn to_function(&self) -> (fn(Vec<Complex64>) -> Vec<Complex64>){
[INFO] [stdout]    |                                  ^                                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -     pub fn to_function(&self) -> (fn(Vec<Complex64>) -> Vec<Complex64>){
[INFO] [stdout] 18 +     pub fn to_function(&self) -> fn(Vec<Complex64>) -> Vec<Complex64> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bits` is never read
[INFO] [stdout]   --> src/address_decoder.rs:31:2
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct AddressDecoder {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 31 |     bits : usize,
[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" "7cba9c801ffb6dc458f196831e170871c7d1d352904afc2d319b4fb00c9dd3ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cba9c801ffb6dc458f196831e170871c7d1d352904afc2d319b4fb00c9dd3ed", kill_on_drop: false }`
[INFO] [stdout] 7cba9c801ffb6dc458f196831e170871c7d1d352904afc2d319b4fb00c9dd3ed