[INFO] fetching crate fexr 0.1.0...
[INFO] testing fexr-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate fexr 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate fexr 0.1.0
[INFO] finished tweaking crates.io crate fexr 0.1.0
[INFO] tweaked toml for crates.io crate fexr 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fexr 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fexr 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bf4ccd5dc0a990059dc9fdc83ad16ea57f68fa6f2132d4c5066a7011550924b
[INFO] running `Command { std: "docker" "start" "-a" "3bf4ccd5dc0a990059dc9fdc83ad16ea57f68fa6f2132d4c5066a7011550924b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bf4ccd5dc0a990059dc9fdc83ad16ea57f68fa6f2132d4c5066a7011550924b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bf4ccd5dc0a990059dc9fdc83ad16ea57f68fa6f2132d4c5066a7011550924b", kill_on_drop: false }`
[INFO] [stdout] 3bf4ccd5dc0a990059dc9fdc83ad16ea57f68fa6f2132d4c5066a7011550924b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7dce28f8fa6f9dce693ef31ea7f3061adae096d38704fe172076c8dd8ca6358d
[INFO] running `Command { std: "docker" "start" "-a" "7dce28f8fa6f9dce693ef31ea7f3061adae096d38704fe172076c8dd8ca6358d", kill_on_drop: false }`
[INFO] [stderr]    Compiling fexr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/client.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FMS_URL` is never used
[INFO] [stdout]  --> src/client.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const FMS_URL: &str = "https://management.getfexr.com/fcrs/";
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FCRS_URL` is never used
[INFO] [stdout]  --> src/client.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const FCRS_URL: &str = "https://management.getfexr.com/fcrs/";
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FABS_URL` is never used
[INFO] [stdout]  --> src/client.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const FABS_URL: &str = "https://management.getfexr.com/fcrs/";
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FexrRestClient` is never constructed
[INFO] [stdout]  --> src/client.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FexrRestClient {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "7dce28f8fa6f9dce693ef31ea7f3061adae096d38704fe172076c8dd8ca6358d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dce28f8fa6f9dce693ef31ea7f3061adae096d38704fe172076c8dd8ca6358d", kill_on_drop: false }`
[INFO] [stdout] 7dce28f8fa6f9dce693ef31ea7f3061adae096d38704fe172076c8dd8ca6358d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6a5be3f024859f48a3c7a94ae5e39f299a3a2ea0694142a4d6d16b605ed63d9
[INFO] running `Command { std: "docker" "start" "-a" "e6a5be3f024859f48a3c7a94ae5e39f299a3a2ea0694142a4d6d16b605ed63d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling fexr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/client.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FMS_URL` is never used
[INFO] [stdout]  --> src/client.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const FMS_URL: &str = "https://management.getfexr.com/fcrs/";
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FCRS_URL` is never used
[INFO] [stdout]  --> src/client.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const FCRS_URL: &str = "https://management.getfexr.com/fcrs/";
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FABS_URL` is never used
[INFO] [stdout]  --> src/client.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const FABS_URL: &str = "https://management.getfexr.com/fcrs/";
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FexrRestClient` is never constructed
[INFO] [stdout]  --> src/client.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FexrRestClient {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "e6a5be3f024859f48a3c7a94ae5e39f299a3a2ea0694142a4d6d16b605ed63d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6a5be3f024859f48a3c7a94ae5e39f299a3a2ea0694142a4d6d16b605ed63d9", kill_on_drop: false }`
[INFO] [stdout] e6a5be3f024859f48a3c7a94ae5e39f299a3a2ea0694142a4d6d16b605ed63d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] acc74ad1c0397a043f37f0d7ba030dc6dc2145c2883478a3aad082c3bf3665f3
[INFO] running `Command { std: "docker" "start" "-a" "acc74ad1c0397a043f37f0d7ba030dc6dc2145c2883478a3aad082c3bf3665f3", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/client.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `FMS_URL` is never used
[INFO] [stderr]  --> src/client.rs:3:7
[INFO] [stderr]   |
[INFO] [stderr] 3 | const FMS_URL: &str = "https://management.getfexr.com/fcrs/";
[INFO] [stderr]   |       ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `FCRS_URL` is never used
[INFO] [stderr]  --> src/client.rs:4:7
[INFO] [stderr]   |
[INFO] [stderr] 4 | const FCRS_URL: &str = "https://management.getfexr.com/fcrs/";
[INFO] [stderr]   |       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `FABS_URL` is never used
[INFO] [stderr]  --> src/client.rs:5:7
[INFO] [stderr]   |
[INFO] [stderr] 5 | const FABS_URL: &str = "https://management.getfexr.com/fcrs/";
[INFO] [stderr]   |       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FexrRestClient` is never constructed
[INFO] [stderr]  --> src/client.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct FexrRestClient {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `fexr` (bin "fexr" test) generated 5 warnings (run `cargo fix --bin "fexr" -p fexr --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/fexr-7ac4b89ac4b8c704)
[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" "acc74ad1c0397a043f37f0d7ba030dc6dc2145c2883478a3aad082c3bf3665f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acc74ad1c0397a043f37f0d7ba030dc6dc2145c2883478a3aad082c3bf3665f3", kill_on_drop: false }`
[INFO] [stdout] acc74ad1c0397a043f37f0d7ba030dc6dc2145c2883478a3aad082c3bf3665f3