[INFO] fetching crate conv 0.3.3...
[INFO] testing conv-0.3.3 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate conv 0.3.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate conv 0.3.3 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate conv 0.3.3
[INFO] finished tweaking crates.io crate conv 0.3.3
[INFO] tweaked toml for crates.io crate conv 0.3.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck v0.2.24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd0ddf2d00c5d2991e11d6c493b52633ca5c5dce9ead36d7a33dd115773c0fa2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fd0ddf2d00c5d2991e11d6c493b52633ca5c5dce9ead36d7a33dd115773c0fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd0ddf2d00c5d2991e11d6c493b52633ca5c5dce9ead36d7a33dd115773c0fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd0ddf2d00c5d2991e11d6c493b52633ca5c5dce9ead36d7a33dd115773c0fa2", kill_on_drop: false }`
[INFO] [stdout] fd0ddf2d00c5d2991e11d6c493b52633ca5c5dce9ead36d7a33dd115773c0fa2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d9e22f3e4f40dd9a683a1c03b4be568ae3a3bcdd283a3fc7ee1538184289d7f6
[INFO] running `Command { std: "docker" "start" "-a" "d9e22f3e4f40dd9a683a1c03b4be568ae3a3bcdd283a3fc7ee1538184289d7f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling conv v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "d9e22f3e4f40dd9a683a1c03b4be568ae3a3bcdd283a3fc7ee1538184289d7f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9e22f3e4f40dd9a683a1c03b4be568ae3a3bcdd283a3fc7ee1538184289d7f6", kill_on_drop: false }`
[INFO] [stdout] d9e22f3e4f40dd9a683a1c03b4be568ae3a3bcdd283a3fc7ee1538184289d7f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de3307a16e30979d7ef498e632a7d7a33c81a7dbfbd61c22f5960b4a7f8d0864
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "de3307a16e30979d7ef498e632a7d7a33c81a7dbfbd61c22f5960b4a7f8d0864", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling quickcheck v0.2.24
[INFO] [stderr]    Compiling conv v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/derive_try_from.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate conv;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `SL`
[INFO] [stdout]  --> tests/util/mod.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | macro_rules! SL {
[INFO] [stdout]   |              ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `as_expr`
[INFO] [stdout]  --> tests/util/mod.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | macro_rules! as_expr {
[INFO] [stdout]   |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `check`
[INFO] [stdout]  --> tests/util/mod.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 | macro_rules! check {
[INFO] [stdout]   |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `for_bitness`
[INFO] [stdout]    --> tests/util/mod.rs:491:14
[INFO] [stdout]     |
[INFO] [stdout] 491 | macro_rules! for_bitness {
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `SL`
[INFO] [stdout]  --> tests/util/mod.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | macro_rules! SL {
[INFO] [stdout]   |              ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `check`
[INFO] [stdout]  --> tests/util/mod.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 | macro_rules! check {
[INFO] [stdout]   |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `as_expr`
[INFO] [stdout]  --> tests/util/mod.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | macro_rules! as_expr {
[INFO] [stdout]   |              ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `for_bitness`
[INFO] [stdout]    --> tests/util/mod.rs:491:14
[INFO] [stdout]     |
[INFO] [stdout] 491 | macro_rules! for_bitness {
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 24.81s
[INFO] running `Command { std: "docker" "inspect" "de3307a16e30979d7ef498e632a7d7a33c81a7dbfbd61c22f5960b4a7f8d0864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de3307a16e30979d7ef498e632a7d7a33c81a7dbfbd61c22f5960b4a7f8d0864", kill_on_drop: false }`
[INFO] [stdout] de3307a16e30979d7ef498e632a7d7a33c81a7dbfbd61c22f5960b4a7f8d0864
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6ee78737f89d4f8153ac0dd859f8e188ba7e556c7ea36056510e9c89dc7829d2
[INFO] running `Command { std: "docker" "start" "-a" "6ee78737f89d4f8153ac0dd859f8e188ba7e556c7ea36056510e9c89dc7829d2", kill_on_drop: false }`
[INFO] [stderr] warning: unused macro definition: `SL`
[INFO] [stdout] 
[INFO] [stderr]  --> tests/util/mod.rs:1:14
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 1 | macro_rules! SL {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |              ^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `check`
[INFO] [stderr]  --> tests/util/mod.rs:9:14
[INFO] [stderr]   |
[INFO] [stderr] 9 | macro_rules! check {
[INFO] [stderr]   |              ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `as_expr`
[INFO] [stderr]  --> tests/util/mod.rs:5:14
[INFO] [stderr]   |
[INFO] [stderr] 5 | macro_rules! as_expr {
[INFO] [stderr]   |              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `for_bitness`
[INFO] [stderr]    --> tests/util/mod.rs:491:14
[INFO] [stderr]     |
[INFO] [stderr] 491 | macro_rules! for_bitness {
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `as_expr`
[INFO] [stderr]  --> tests/util/mod.rs:5:14
[INFO] [stderr]   |
[INFO] [stderr] 5 | macro_rules! as_expr {
[INFO] [stderr]   |              ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/derive_try_from.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use] extern crate conv;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `conv` (test "lang_char") generated 2 warnings
[INFO] [stderr] warning: `conv` (test "unwraps") generated 4 warnings (2 duplicates)
[INFO] [stderr] warning: `conv` (test "lang_floats") generated 2 warnings (1 duplicate)
[INFO] [stderr] warning: `conv` (test "derive_try_from") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/conv-ca85de9bebab066b)
[INFO] [stderr]      Running tests/conv_utils.rs (/opt/rustwide/target/debug/deps/conv_utils-cc3cdd1a5c7bbea1)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_into ... ok
[INFO] [stdout] test test_value ... ok
[INFO] [stdout] test test_whizzo ... ok
[INFO] [stdout] test test_try ... ok
[INFO] [stdout] test test_approx ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/derive_try_from.rs (/opt/rustwide/target/debug/deps/derive_try_from-e6910e671788882a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_try_from ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lang_char.rs (/opt/rustwide/target/debug/deps/lang_char-31bf7fab7085fc09)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_c_to_i ... ok
[INFO] [stdout] test test_i_to_c ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lang_floats.rs (/opt/rustwide/target/debug/deps/lang_floats-9acdee8f14b1aa56)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_f32 ... ok
[INFO] [stdout] test test_f64 ... ok
[INFO] [stdout] test test_f64_to_int ... ok
[INFO] [stdout] test test_f32_to_int ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lang_ints.rs (/opt/rustwide/target/debug/deps/lang_ints-bd44e5bdcd39fa29)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test_u16 ... ok
[INFO] [stdout] test test_u64 ... ok
[INFO] [stdout] test test_usize ... ok
[INFO] [stdout] test test_i32 ... ok
[INFO] [stdout] test test_isize ... ok
[INFO] [stdout] test test_i16 ... ok
[INFO] [stdout] test test_u8 ... ok
[INFO] [stdout] test test_i64 ... ok
[INFO] [stdout] test test_i8 ... ok
[INFO] [stdout] test test_u32 ... ok
[INFO] [stderr]      Running tests/unwraps.rs (/opt/rustwide/target/debug/deps/unwraps-531dd6e9dacda29d)
[INFO] [stdout] test test_i_to_f ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.96s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_unwraps ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/use_in_generics.rs (/opt/rustwide/target/debug/deps/use_in_generics-88df5c11a865f6ef)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_generic_unwrap ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests conv
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/macros.rs - macros (line 5) ... ignored
[INFO] [stdout] test src/macros.rs - macros (line 21) ... ok
[INFO] [stdout] test src/macros.rs - macros (line 47) ... ok
[INFO] [stdout] test src/lib.rs - (line 123) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.35s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6ee78737f89d4f8153ac0dd859f8e188ba7e556c7ea36056510e9c89dc7829d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ee78737f89d4f8153ac0dd859f8e188ba7e556c7ea36056510e9c89dc7829d2", kill_on_drop: false }`
[INFO] [stdout] 6ee78737f89d4f8153ac0dd859f8e188ba7e556c7ea36056510e9c89dc7829d2